Engine

Arlen Ness 10 Gauge Lifter Block Covers 12582

Machined from 6061 T-6 billet aluminum Chrome hardware included Sold in pairs. COVER LIFTER BLOCK CHR

Prox Connecting Rod Kit 36436

Come complete with crankpin, big-end bearing, small-end bearing and washers Easy to install. PROX CON.ROD KIT KTM450SX

Prox Connecting Rod Kit 36433

Come complete with crankpin, big-end bearing, small-end bearing and washers Easy to install. PROX CON.ROD KIT KTM450SX

Prox Complete Gasket Kit 341496

Include all necessary top-quality gaskets, rubber parts and valve stem seals to rebuild top-end and complete engines, respectively. GSKT ST COMP TRX450ER 06+

Wiseco High-Performance Piston 536M07350

Forged from high-silicon aluminum alloy for maximum strength and dependability Wiseco offers a complete range of popular piston models and years for both trail and racing applications Durability, longevity and increased horsepower Innovative forging...

Wossner Crankshaft Assembly For 2 Stroke Cs2018

Includes crankshaft and connecting rod assembly and top end bearing Standard replacement crankshaft assembly unless noted. CRANKSHAFT YZ125/125X

Wossner Crankshaft Assembly For 2 Stroke Cs2009

Includes crankshaft and connecting rod assembly and top end bearing Standard replacement crankshaft assembly unless noted. CRANKSHAFT CR125R

DRAG SPECIALTIES Oil Pump Assembly 0932-0109

High-quality replacement cast aluminum pump body with steel gears and shaft Raw cast aluminum finish Gaskets and seals included; mounting hardware sold separately. OIL PUMP ASSEMBLY 92-99BT

DRAG SPECIALTIES Oil Pump Assembly 0932-0108

High-quality replacement cast aluminum pump body with steel gears and shaft Raw cast aluminum finish Gaskets and seals included; mounting hardware sold separately. OIL PUMP ASSEMBLY 73-91BT

Wossner Piston Kit For 4 Stroke K7501Da2

Enhanced piston pin oiling slots, radial boss machining, and annular grooves for improved wrist pin lubrication Lightweight piston with a tight piston wall clearance for a quieter running engine Skirt coated for reduced friction and improved break in...

Cylinder Works Engine Cylinder 10004

Ready-to-install, direct bolt-on cylinders require no re-plating and look virtually identical to the OEM cylinders Nickel Silicon Carbide plated for long life Made in the U.S.A. Big bore cylinders do not require machine work.. CYLINDER STD

Pro Circuit Water Pump Cover With Impeller Wpk04250

Made of CNC-machined billet aluminum Strong, lightweight and durable to provide years of outstanding protection and performance Designed with an impeller to increase water flow and reduce hydraulic friction and cavitation. COVER,WATER PUMP W/IMP