Bottom End

S&S Cycle #33-4143 - Pinion Gear - 1.4737" - 1.4745" - Yellow - Big Twin L'77-'89

Pinion Gear - 1.4737" - 1.4745" - Yellow - Big Twin L'77-'89FeaturesHigh-quality pinion gears are carefully machined, heat-treated and then finish groundMade in the USASpecsMaterialSteelProduct NameGearSize1.4737" - 1.4745"Riding...

S&S Cycle #33-4145 - Pinion Gear - 1.4721" - 1.4729" - Blue - Big Twin L'77-'89

Pinion Gear - 1.4721" - 1.4729" - Blue - Big Twin L'77-'89FeaturesHigh-quality pinion gears are carefully machined, heat-treated and then finish groundMade in the USASpecsProduct NameGearMaterialSteelModelBlueRiding StyleStreetSize1.4721"...

S&S Cycle #33-4147 - Pinion Gear - 1.4710" - 1.4715" - Black

Pinion Gear - 1.4710" - 1.4715" - BlackFeaturesHigh-quality pinion gears are carefully machined, heat-treated and then finish groundMade is the U.S.ASpecsColor/FinishBlackUnitsEachSize1.4710" - 1.4715"Riding StyleStreetTypePinion...

S&S Cycle #33-4160XX - Double Under Sized Pinion Gear

Double Under Sized Pinion GearFeaturesA four-gear set is required for gear-driven cams that do not come with secondary cam gears; includes two secondary cam gears, outer cam drive gear, outer pinion drive gear and mounting hardwareDue to the inherent...

S&S Cycle #33-4160Z - Over Sized Pinion Gear

Over Sized Pinion GearFeaturesA four-gear set is required for gear-driven cams that do not come with secondary cam gears; includes two secondary cam gears, outer cam drive gear, outer pinion drive gear and mounting hardwareDue to the inherent...

S&S Cycle #33-5052 - Camshaft - 514 - Big Twin

Camshaft - 514 - Big TwinFeaturesS&S cams are tested on the dyno, street and racetrack before being offered to the publicWith hundreds of test hours on them, you know that you are getting the best cam S&S can produceFor 84" to 93"...

S&S Cycle #33-5058 - Camshaft - 600 - Evolution Big Twin

Camshaft - 600 - Evolution Big TwinFeaturesS&S Cams are tested on the dyno, street and track before being offered to the publicWith hundreds of hours of testing on each cam, you know you are getting the best cam S&S can produceWorks well in...

S&S Cycle #33-5060 - Camshaft - 560S - Big Twin

Camshaft - 560S - Big TwinFeaturesS&S cams are tested on the dyno, street and racetrack before being offered to the publicWith hundreds of test hours on them, you know that you are getting the best cam S&S can produceRecommend solid or...

S&S Cycle #33-5061 - Camshaft - 560S - Big Twin

'80-'81 engines require conversion to late style valve guides.FeaturesS&S cams are tested on the dyno, street and racetrack before being offered to the publicWith hundreds of test hours on them, you know that you are getting the best cam S&S can...

S&S Cycle #33-5062 - Cam - 450S - Big Twin

Cam - 450S - Big TwinFeaturesS&S cams are tested on the dyno, street and racetrack before being offered to the publicWith hundreds of test hours on them, you know that you are getting the best cam S&S can produceGood low and mid-range...

S&S Cycle #33-5063 - Cam - 450S - Big Twin

Cam - 450S - Big TwinFeaturesS&S cams are tested on the dyno, street and racetrack before being offered to the publicWith hundreds of test hours on them, you know that you are getting the best cam S&S can produceGood low and mid-range...

S&S Cycle #33-5064 - Cam - 450S - Big Twin

Cam - 450S - Big TwinFeaturesS&S cams are tested on the dyno, street and racetrack before being offered to the publicWith hundreds of test hours on them, you know that you are getting the best cam S&S can produceGood low and mid-range...

S&S Cycle #33-5073 - Camshaft - 520 - Evolution Big Twin

Camshaft - 520 - Evolution Big TwinFeaturesS&S Cams are tested on the dyno, street and track before being offered to the publicWith hundreds of hours of testing on each cam, you know you are getting the best cam S&S can produceProvides best power...

S&S Cycle #33-5076 - Camshaft - 561 - Evolution Big Twin

Camshaft - 561 - Evolution Big TwinFeaturesS&S Cams are tested on the dyno, street and track before being offered to the publicWith hundreds of hours of testing on each cam, you know you are getting the best cam S&S can produceFor...

S&S Cycle #33-5082 - Camshaft - 500 - Buell | XL

Camshaft - 500 - Buell | XLFeaturesTested on the dyno, street and track before being offered to the publicBolt in cams that provide excellent torque with stock or ported headsRecommended for modified engines up to 89" displacement and compression...