Engine

Feuling Parts #1303 - Cam - 594 Series - Chain Drive - Twin Cam '07-'17 | '06 Dyna

Cam - 594 Series - Chain Drive - Twin Cam '07-'17 | '06 DynaFeaturesFierce performing camshaft for an array of engine sizes, large displacement 103", 110" and 124" engines looking for a superior torque band with excellent horsepower gains...

Feuling Parts #1304 - Cam - 594 Series - Gear Drive - Twin Cam '07-'17 | '06 Dyna

Cam - 594 Series - Gear Drive - Twin Cam '07-'17 | '06 DynaFeaturesFierce performing camshaft for an array of engine sizes, large displacement 103", 110" and 124" engines looking for a superior torque band with excellent horsepower gains...

Feuling Parts #1340 - Camhaft - Reaper - 405 Series - Chain Drive - M8

Not for '23-'24 models with 121" motors.FeaturesProduces a wide powerband that increases torque and horsepower throughout the entire rpm rangeDirect bolt-in replacement for M8 engines; can be used with stock valve springs, pushrods, lifters and...

Feuling Parts #1343 - Cam - 465 - M8

Not for '23-'24 models with 121" VVT motors.FeaturesProduces solid bottom-end performance and substantial gains above 2800 RPM compared to the stock camsDirect bolt-in replacement for M-Eight engines; can be used with stock valve springs, pushrods,...

Feuling Parts #1346 - Cam - 521 Series - Chain Drive - M8

Not for '23-'24 models with 121" VVT motors.FeaturesAggressive pulling power with a “nasty” sound, the Reaper 521 grind will shine in 114” and larger cubic inch engines with added compression ratioPorted cylinder heads are not required, but will...

Feuling Parts #1348 - Cam - 592 Series - Chain Drive - M8

Not for '23-'24 models with 121" VVT motors.FeaturesGet serious with bore size, ported cylinder heads and throttle bodyRpm range 2,750-6350+Overlap: 36Made in the USAHigh flow air cleaner and triple stepped exhaust pipe highly recommendedFeuling®...

Feuling Parts #1349 - Cam - 508 Series - Reaper - Chain Drive - M8

Not for '23-'24 models with 121" motors.FeaturesProduce more power and torque in the riding RPM range, improving throttle response, acceleration and fuel mileageSmooth camshaft lobe ramps are easier on valvetrain components and eliminate excessive...

Feuling Parts #1350 - Cam - 472 Series - Reaper® - Chain Drive - M8

Not for '23-'24 models with 121" VVT motors.FeaturesGreat all-around camshaft and Feulings go to for 4-1/2" stroke 114" - 117" looking for a little more than our 465 grind and wanting a bolt-inGreat bottom end with substantial gains...

Feuling Parts #1351 - Cam - 538 Series - Reaper® - Chain Drive

Cam - 538 Series - Reaper® - Chain DriveFeaturesRevs up fast and pulls hard in engines with big bore cylinders, modified cylinder heads, intake,compression and exhaustThe Reaper® 538 grind will shine in 124” and larger cubic inch engines with added...

Feuling Parts #1352 - Reaper® Camshaft - Chain Drive - 618 Series - M8

Not for M8 VVT models.Overlap: 39Lobe Separation: 107FeaturesRace seriesRPM range 3100-6650Aggressive camshaft requiring high lift and higher load valve springs, performance pushrods and lifters.Requires large bore size, ported cylinder heads, ported...

Feuling Parts #1354 - Reaper® Camshaft - Chain Drive - 487 Series - M8

Not for M8 with 121" VVT engine.Overlap: 38FeaturesGood for 4.25" stroke with 114"-117" engine looking for an agressive bolt inProduces a wide powerbandResponds very well to increased bore and/or compression, exhaust system and air...

Feuling Parts #1370 - Reaper Camshafts - 505/515 - Buell | XL

Reaper Camshafts - 505/515 - Buell | XLFeaturesProduce a wide powerband in stock enginesSplit lift camshaft produces a solid powerband with top fuel soundFueling recommends new camshafts with new lifters (not required)RPM range 2,100-6,800+Overlap: 26Can...

Feuling Parts #1377 - Reaper Camshaft - 580 Series - Buell | XL (except RH Sportster)

Reaper Camshaft - 580 Series - Buell | XL (except RH Sportster)FeaturesDesigned for riders who want more horsepower and the powerband higher in the RPM rangeHigher compression also recommended, along with performance pushrods and liftersHigh-flow intake...

Feuling Parts #1390 - Camshaft - 518 Grind - Evolution

Requires Feuling pushrods.FeaturesDirect bolt-in replacement for EVO enginesCan be used with stock valve springs, pushrods and liftersWill respond well with performance exhaust and air cleanerWill also respond well with increased compression and cylinder...

Feuling Parts #1391 - Camshaft - Reaper® EVO 543 Series - Evolution Big Twin '84-'99

Requires performance valve springs.Performance lifters recommended but not required.Will work with factory pushrods on engines with factory stack up; if deck height, cylinders or rocker boxes have been modified from stock then adjustable pushrods are...