Engine

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Kit Includes: Connecting Rod, Crank Pin, Crank Bearing, Wrist Pin Bearing & Thrust WashersForged 8620 AISI steel connecting rod and crank pinSAE recommended phosphor bronze thrust washersHigh quality, silver coated crankpin bearing for improved sliding...

Give your Cat more punch by increasing the timing with these offset timing keysEach degree is about a 1 peak horespower gain with much better throttle response1 thru 3 degree keys require premium/super pump fuel3.5 degree may require high octane race...

Taller piston design to extend piston and ring life compared to stock shorter pistons that wear prematurely.Forged pistons with lubrication holes for extended use and better cooling.Proper ring separation to extend ring life.Increase of 2-4 horsepower...

Wsm Crankshaft Bearing 010-220

Sp1 Pto Crank Web S-D Sm-09188-3

Sp1 Cylinder Kit Pol Sm-09612K

Sp1 Crankshaft Bearing Pol Up-09014

Wsm Crankshaft Bearing Yam 1000/ 1100 S-Stroke Green 010-224-01Grn

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Sleeves are constructed of an alloy of carbon chrome, and molydenum of 200 brinell hardnessThis construction insures ease of installation, trouble free boring and dependable long engine lifeSleeves are all centerless ground for perfect roundness to...

Holds engine in place during hard accelerationBetter and more efficient HP transfer to the groundLower belt and clutch temperaturesImproved belt and motor mount life