Engine

Feuling #1231 - Rocker Shafts - Set - M8

Gorilla Rocker Shaft and Stud Kit Custom tooling was created to provide a countersink relief for the bolt/nut head versus machining away the entire end of the shaft per the factory design Recommended for all M-Eight engines and especially for engines...

Feuling #1232 - Rocker Shafts/Studs/Nuts - Kit - M8

Gorilla Rocker Shaft and Stud Kit Custom tooling was created to provide a countersink relief for the bolt/nut head versus machining away the entire end of the shaft per the factory design Recommended for all M-Eight engines and especially for engines...

Feuling #1340 - Cam - 405 - M8

Reaper 405 Cam Produces a wide powerband that increases torque and horsepower throughout the entire RPM range Direct bolt-in replacement for M-Eight engines; can be used with stock valve springs, pushrods, lifters and exhaust Will respond well when...

Feuling #1343 - Cam - 465 - M8

Reaper 465 Cam Produces solid bottom-end performance and substantial gains above 2800 RPM compared to the stock cams Direct bolt-in replacement for M-Eight engines; can be used with stock valve springs, pushrods, lifters and exhaust Will respond well...

Feuling #1346 - Cam - 521 Series - M8

Reaper 521 Cam Aggressive pulling power with a “nasty” sound, the Reaper 521 grind will shine in 114” and larger cubic inch engines with added compression ratio Ported cylinder heads are not required, but will complement the cam and add even more...

Feuling #1348 - Camshaft - 592 Series - Chain Drive - M8

592 Cam Aggressive camshaft requiring high lift and higher load valvesprings, performance pushrods and lifters High flow air cleaner and triple stepped exhaust pipe highly recommended Heavy duty pushrods are highly recommended RPM range 2,850 - 6,250

Feuling #1349 - 508 Cam - Chain Drive - M8

508 Cam Produce more power and torque in the riding RPM range, improving throttle response, acceleration and fuel mileage Smooth camshaft lobe ramps are easier on valvetrain components and eliminate excessive valvetrain noise and wear Dyno proven and...

Feuling #1350 - 472 Cam - Chain Drive - M8

Reaper 472 Cam Not recommend to tune beyond stock emissions standards

Feuling #1351 - Cam - 538 Series - Chain Drive

Reaper 538 Cam Revs up fast and pulls hard in engines with big bore cylinders, modified cylinder heads, intake,compression and exhaust The Reaper 538 grind will shine in 124” and larger cubic inch engines with added compression ratio The stock...

Feuling #1443 - Cam Kit - HP+ - M8

Cam Chest Kit Include camshafts, lifters and a cam installation kit that includes the cam bearing, cam/crank hardware Kit also includes gasket/O-ring kit that allows installation of Feuling Heavy-Duty HP+ .0165" wall one-piece pushrods or factory...

Feuling #1450 - Cam Kit - HP+ - M8

Cam Chest Kit Include camshafts, lifters and a cam installation kit that includes the cam bearing, cam/crank hardware Kit also includes gasket/O-ring kit that allows installation of Feuling Heavy-Duty HP+ .0165" wall one-piece pushrods or factory...

Feuling #1453 - Cam Kit - Race Series - M8

Cam Chest Kit Include camshafts, lifters and a cam installation kit that includes the cam bearing, cam/crank hardware Kit also includes gasket/O-ring kit that allows installation of Feuling Heavy-Duty HP+ .0165" wall one-piece pushrods or factory...

Feuling #1458 - Race Series Cam Kit - 592C

Race Series Cam Kit Include camshafts, lifters and a cam installation kit that includes the cam bearing, cam/ crank hardware Kit also includes gasket/O-ring kit that allows installation of Feuling Heavy-Duty HP+ .0165” wall one piece pushrods or...

Feuling #1459 - Race Series 508 Camshaft Kit

Race Series 508 Camshaft Kit Include camshafts, lifters and a cam installation kit that includes the cam bearing, cam/ crank hardware Kit also includes gasket/O-ring kit that allows installation of Feuling Heavy-Duty HP+ .0165” wall one piece pushrods...

Feuling #1461 - Race Series Camshaft Kit - 538 Series

Race Series Camshaft Kit Includes camshafts, lifters and a cam installation kit that includes the cam bearing, cam/crank hardware Includes Race Series lifters Made in the U.S.A.

Feuling #3007 - Head Bolt Kit - M8

Head Bolt Kit Feature precision rolled threads for optimum engagement, to prevent galling and promote more consistent torque loading Tensile strength rated at 180,000 psi; superior and stronger than OEM and grade 8 fasteners Kit includes all bolts...

Feuling #3024 - Stud Kit - Cylinder - M8

Cylinder Stud and Head Bolt Kit Studs are made from heat-treated 8740 chromoly; polished headbolts are made from alloyed stainless steel Kit includes eight cylinder studs, eight head bolts, moly assembly lubricant and thread sealant Stock replacement;...

Feuling #3027 - Cylinder Stud Kit - M8

Cylinder Stud Kit Precision J-form threads for optimum engagement, to prevent galling and promote more consistent torque loading Superior in strength and performance; designed to exceed needs of high-performance engines Kit includes eight cylinder...

Feuling #3032 - Fastener Kit - Engine Case - Dress-Up - M8

Dress-Up Engine Case Bolt Fastener Kit Feature precision rolled threads for optimum engagement, to prevent galling and promote more consistent torque loading Wide under-head flange design provides even load distribution for optimum sealing of surfaces...

Feuling #3037 - Stud/Nut Kit - Rocker Arm Shaft Stud - M8

Rocker Arm Shaft Stud & Nut Kit Feuling studs and nuts help relieve the stress put on the factory and SE cylinder heads, which have an extremely weak link with the rocker arm shaft standoffs Highly recommended if using higher lift camshafts and heavier...

Feuling #3047 - Stud/Nuts - Internal Rocker Box/Rockershaft - Kit - M8

Rocker Box/Rockershaft Stud/Nut Kit Helps prevent M8 cylinder head cracking Made in the USA

Feuling #3052 - Fastener Kit - External Engine - 12-Point - M8

12-Point External Engine Fastener Kit Features precision-rolled threads for optimum engagement, to prevent galling and promote more consistent torque loading Wide underhead flange design provides even load distribution for optimum sealing of surfaces -...

Feuling #3053 - Fastener Kit - External Primary/Transmission - 12-Point - M8

12-Point External Primary/Transmission Engine Fastener Kit Tensile strength rated @ 170,000 psi - superior & stronger than OEM & stronger than grade 8 fasteners Features precision rolled threads for optimum engagement, to prevent galling and promote...

Feuling #3062 - Fastener Kit - Chassis/Trim - 12-Point/Dress-Up - M8 Road Glide

M8 Road Glide 12-Point Chassis Trim Kit Includes nacelles, front turn signals, front brake caliper mounting hardware, fender mounting hardware, passenger footpeg top mounting bolts, rear brake master cylinder mounting hardware, front engine isolator...