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Vertex Dirt Bike Top End Piston Kit

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$99.56 - $379.55
$144.95 - $529.95

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SKU: TOPENDPISTKITDB
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Product Details

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): STD
  • Cylinder Diameter (mm): 54.00
  • Displacement (cc): 125.00
  • Piston Diameter (mm): 53.94

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): STD
  • Cylinder Diameter (mm): 54.00
  • Displacement (cc): 125.00
  • Piston Diameter (mm): 53.94

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): 12.9:1
  • Cylinder Diameter (mm): 78.00
  • Displacement (cc): 250.00
  • Piston Diameter (mm): 77.95

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): 13.4:1
  • Cylinder Diameter (mm): 78.00
  • Displacement (cc): 250.00
  • Piston Diameter (mm): 77.95

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): STD
  • Cylinder Diameter (mm): 47.50
  • Displacement (cc): 85.00
  • Piston Diameter (mm): 47.45

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): STD
  • Cylinder Diameter (mm): 47.50
  • Displacement (cc): 85.00
  • Piston Diameter (mm): 47.45

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): 13.2:1
  • Cylinder Diameter (mm): 96.00
  • Displacement (cc): 450.00
  • Piston Diameter (mm): 95.95

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): 13.5:1
  • Cylinder Diameter (mm): 88.00
  • Displacement (cc): 350.00
  • Piston Diameter (mm): 87.97

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): STD
  • Cylinder Diameter (mm): 54.00
  • Displacement (cc): 125.00
  • Piston Diameter (mm): 53.96

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): STD
  • Cylinder Diameter (mm): 66.40
  • Displacement (cc): 250.00
  • Piston Diameter (mm): 66.36

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): STD
  • Cylinder Diameter (mm): 48.50
  • Displacement (cc): 85.00
  • Piston Diameter (mm): 48.45

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): STD
  • Cylinder Diameter (mm): 52.00
  • Displacement (cc): 105.00
  • Piston Diameter (mm): 51.95

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): STD
  • Cylinder Diameter (mm): 56.00
  • Displacement (cc): 144.00
  • Piston Diameter (mm): 55.95

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): STD
  • Cylinder Diameter (mm): 64.00
  • Displacement (cc): 200.00
  • Piston Diameter (mm): 63.95

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): STD
  • Cylinder Diameter (mm): 45.00
  • Displacement (cc): 65.00
  • Piston Diameter (mm): 44.97

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): STD
  • Cylinder Diameter (mm): 48.00
  • Displacement (cc): 85.00
  • Piston Diameter (mm): 47.95

SPECS

  • Compression RatioSTD
  • Cylinder Diameter54 mm
  • Displacement125 cc
  • Piston Diameter53.940mm

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Cylinder Diameter (mm): 56.00
  • Displacement (cc): 144.00
  • Piston Diameter (mm): 55.96

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Cylinder Diameter (mm): 66.40
  • Displacement (cc): 250.00
  • Piston Diameter (mm): 66.34

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Cylinder Diameter (mm): 66.40
  • Displacement (cc): 250.00
  • Piston Diameter (mm): 66.35

 

SPECS

  • Compression RatioSTD
  • Cylinder Diameter66.400 mm
  • Displacement250 cc
  • Piston Diameter66.340mm

 

SPECS

  • Compression RatioSTD
  • Cylinder Diameter66.400 mm
  • Displacement250 cc
  • Piston Diameter66.350mm

 

SPECS

  • Compression Ratio13.9:1
  • Cylinder Diameter78 mm
  • Displacement250 cc
  • Piston Diameter77.960mm

 

SPECS

  • Compression Ratio13.9:1
  • Cylinder Diameter78 mm
  • Displacement250 cc
  • Piston Diameter77.970mm

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Cylinder Diameter (mm): 72.00
  • Displacement (cc): 300.00
  • Piston Diameter (mm): 71.95

 

SPECS

  • Compression RatioSTD
  • Cylinder Diameter72 mm
  • Displacement300 cc
  • Piston Diameter71.940mm

 

SPECS

  • Compression RatioSTD
  • Cylinder Diameter72 mm
  • Displacement300 cc
  • Piston Diameter71.950mm

 

SPECS

  • Compression RatioSTD
  • Cylinder Diameter72 mm
  • Displacement300 cc
  • Piston Diameter71.960mm

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

SPECS

  • Compression Ratio13.5:1
  • Cylinder Diameter88 mm
  • Displacement350 cc
  • Piston Diameter87.960mm

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Cylinder Diameter (mm): 39.50
  • Displacement (cc): 50.00
  • Piston Diameter (mm): 39.47

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Cylinder Diameter (mm): 39.50
  • Displacement (cc): 50.00
  • Piston Diameter (mm): 39.47

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Cylinder Diameter (mm): 45.00
  • Displacement (cc): 65.00
  • Piston Diameter (mm): 44.97

 

SPECS

  • Compression RatioSTD
  • Cylinder Diameter45 mm
  • Displacement65 cc
  • Piston Diameter44.960mm

 

SPECS

  • Compression RatioSTD
  • Cylinder Diameter47 mm
  • Displacement85 cc
  • Piston Diameter46.940mm

 

SPECS

  • Compression RatioSTD
  • Cylinder Diameter47 mm
  • Displacement85 cc
  • Piston Diameter46.950mm

 

SPECS

  • Compression RatioSTD
  • Cylinder Diameter47 mm
  • Displacement85 cc
  • Piston Diameter46.960mm

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Cylinder Diameter (mm): 54.00
  • Displacement (cc): 125.00
  • Piston Diameter (mm): 53.93

Features:

  • Top end piston kit includes: piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable.
  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable

SPECS

  • Compression RatioSTD
  • Cylinder Diameter66.400 mm
  • Displacement250 cc
  • Piston Diameter66.350mm

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): STD
  • Cylinder Diameter (mm): 66.40
  • Displacement (cc): 250.00
  • Piston Diameter (mm): 66.35

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): STD
  • Cylinder Diameter (mm): 66.40
  • Displacement (cc): 250.00
  • Piston Diameter (mm): 66.35

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): 12.9:1
  • Cylinder Diameter (mm): 78.00
  • Displacement (cc): 250.00
  • Piston Diameter (mm): 77.96

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): 13.4:1
  • Cylinder Diameter (mm): 78.00
  • Displacement (cc): 250.00
  • Piston Diameter (mm): 77.96

 

SPECS

  • Compression Ratio13.5:1
  • Cylinder Diameter76.800 mm
  • Displacement250 cc
  • Piston Diameter76.760mm

 

SPECS

  • Compression Ratio13.5:1
  • Cylinder Diameter76.800 mm
  • Displacement250 cc
  • Piston Diameter76.770mm

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): 13.8:1
  • Cylinder Diameter (mm): 250
  • Piston Diameter (mm): 76.76

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): 13.8:1
  • Cylinder Diameter (mm): 250
  • Piston Diameter (mm): 76.77

 

SPECS

  • Compression Ratio12.0:1
  • Cylinder Diameter96 mm
  • Displacement450 cc
  • Piston Diameter95.960mm

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Cylinder Diameter (mm):.00
  • Displacement (cc):.00
  • Piston Diameter (mm):.00

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Cylinder Diameter (mm): 54.00
  • Displacement (cc): 125.00
  • Piston Diameter (mm): 53.96

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Cylinder Diameter (mm): 66.40
  • Displacement (cc): 250.00
  • Piston Diameter (mm): 66.35

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Cylinder Diameter (mm): 44.50
  • Displacement (cc): 65.00
  • Piston Diameter (mm): 44.45

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): 13.75:1
  • Cylinder Diameter (mm): 25
  • Piston Diameter (mm): 76.95

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Compression Ratio (x:y): 13.75:1
  • Cylinder Diameter (mm): 250
  • Piston Diameter (mm): 76.96

 

SPECS

  • Compression Ratio13.8:1
  • Cylinder Diameter77 mm
  • Displacement250 cc
  • Piston Diameter76.950mm

 

SPECS

  • Compression Ratio13.8:1
  • Cylinder Diameter77 mm
  • Displacement250 cc
  • Piston Diameter76.960mm

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Cylinder Diameter (mm): 54.00
  • Displacement (cc): 125.00
  • Piston Diameter (mm): 53.94

SPECS

  • Compression RatioSTD
  • Cylinder Diameter66.400 mm
  • Displacement250 cc
  • Piston Diameter66.340mm

 

SPECS

  • Compression Ratio12.8:1
  • Cylinder Diameter97 mm
  • Displacement450 cc
  • Piston Diameter96.950mm

 

SPECS

  • Compression Ratio12.8:1
  • Cylinder Diameter97 mm
  • Displacement450 cc
  • Piston Diameter96.960mm

 

Features:

  • All pistons are heat treated with a T-5 hardening and tempering cycle
  • All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
  • Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing when applicable
  • Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set

Technical Specifications:

  • Cylinder Diameter (mm): 47.50
  • Displacement (cc): 85.00
  • Piston Diameter (mm): 47.45
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