SUNSTAR WORKS TRIPLESTAR ALUMINUM REAR SPROCKETS (5-145737BK) HONDA CRF450L Some tests have shown this

Some tests have shown this feature can increase horsepower and fuel economy by up to 6%

and Upper End Gaskets

dyno tested results

Clutching Requirements: None

Type: C2 Style Clutch Cable

SUNSTAR WORKS TRIPLESTAR ALUMINUM REAR SPROCKETS (5-145737BK) HONDA CRF450L Some tests have shown thisSUNSTAR WORKS TRIPLESTAR ALUMINUM REAR SPROCKETS Constructed of the highest quality, aerospace grade 7075 T 6 aluminum. Computer designed weight reduction holes for lightness and stability. Exclusive tooth valley design that provides 24% more chain contact area for the best power transfer possible. Extra thick hard anodized coating for added durability and a superb finish leads to 10 15% increase in sprocket life.