S&S 550G Gear Drive Camshaft Kit for 2017-Up M8 Models - 0925-1174 HARLEY AXLE ADJUSTER Improved total performance for 131

Improved total performance for 131 cubic inch and larger Milwaukee Eight engines

Quickee Pushrods eliminate the need to remove the top end and cooling lines saving time and money

The Thrashin® 2>1 Anti-Reversion™ Exhaust system has equal length stepped head pipes with Jim Feuling's patented design anti-reversion™ 'AR' chambers™ (Patent # US 4206600 A & 6336471 B1)

to prevent galling and promote more consistent torque loading

218 safety standards

S&S 550G Gear Drive Camshaft Kit for 2017-Up M8 Models - 0925-1174 HARLEY AXLE ADJUSTER Improved total performance for 131FEATURES & BENEFITS 550G is an ideal Horsepower Cam for 114 and larger engines Eliminates cam drive chain and tensioner Kits include all required bearings, o rings, and hardware Gear drive cams provide improved valve timing accuracy Made in the USA Required for installation: This cam requires Adjustable Pushrods and Heavy Duty Valve Springs. We recommend: Quickee Adjustable Pushrods with Cover Keepers for 2017 up M8 Models Heavy Duty Valve Spring kit