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Description
The Mini Powercore 4 is a great performance bolt on for your mini. Offered as a standard Mini Powercore 4, Closed Course Big Bore System or as a Spark Arrestor Version, the Mini Powercore 4 features a Hi-Flo stainless steel core and formed end caps, an aircraft grade aluminum canister and a durable stainless steel header. Its pounds lighter than stock and you will swear the motor has been bored and stroked with the first twist of the throttle.
FEATURES
- Hi-Flo cap boosts all-around performance
- Computer designed and dyno-tested for every 4-stroke application
- Enhanced sonic evaluation delivers a higher flow of exhaust gases, which increases power
- A stainless steel mid-pipe mates to the computer-designed rear can for lightweight durability
- Round perforated steel inner cores make for optimum flow, using hi-flo technology
- FMF's exclusive cross-weave internal packing provides longevity and maximum sound dispersion
- Elliptical aluminum can offers strategic sizing for superior performance
- optional Quiet Core insert will provide a decrease in sound level if desired
- Available with a screen-type spark arrestor that does not interrupt exhaust flow or performance
NOTE: This item may be subject to additional shipping charges.
Technical Specifications
- MFG. Part Number 041502
Vehicle Information
Honda XR100R Dirt Bike (1985-2004)
The Honda XR100R was a popular off-road motorcycle produced from 1985 to 2003. In 2004, the model was rebranded as the CRF100F to align with Honda's CRF trail bike lineup, marking the end of the XR100R designation. Known for its reliability and ease of use, it was a preferred choice for learning and trail riding. It featured a 99 cc (99.2 cc) air-cooled, single-cylinder, four-stroke engine with a single overhead camshaft (SOHC) and two valves. This engine delivered approximately 9.8 horsepower and was paired with a five-speed manual transmission. While the core engine remained largely consistent, the XR100R underwent significant evolutions. Upon its introduction in 1985, it featured a Pro-Link single-shock rear suspension system and a plastic fuel tank. In 1992, electronic ignition was incorporated, and in 2001, the motorcycle received refreshed bodywork, adopting the CRF100-style plastics. The model was not offered in distinct trim levels, but these updates marked its evolution. Q: Does this description apply to all years of the Honda XR100R?
R: The general information is valid for the 1985-2004 period. For details specific to your model year, please use the year selector on this page.
Maintenance
| Component | Interval | Details |
| Engine Oil Change | Every 10 hours of riding (normal conditions) or every 5 hours (aggressive conditions) | Replace the oil filter with every oil change. |
| Air Filter | Clean every 10 hours of riding (normal conditions) or every 5 hours (dusty/aggressive conditions) | |
| Spark Plug | Inspect regularly (every 20 to 40 hours) | Replace as needed. Typical lifespan is 13,000 to 16,000 km, but visual inspection is paramount for off-road motorcycles. |
| Belt | Not applicable | The Honda XR100R uses a chain drive system, not a belt. |
| Coolant | Not applicable | The engine is air-cooled and does not use liquid coolant. |