Engine
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Prox Piston Kit 017313A
PROX
$159.95Kit includes piston, rings, wrist pin, circlips and instruction sheet The piston is precision machined on state of the art CNC equipment Piston rings are made by OEM factories to exact specifications. PISTON KIT BETA RR250 '13-21 + XTRAINER 250 (66.34MM)P0910-6798$159.95 -
Prox Valve And Spring Kit 28Sis13402
PROX
$149.95Replaces the OEM valves and valve springs Steel, nitrided valves for increased durability and less wear under extreme conditions Stronger valve springs deal with the extra weight of the steel valves Springs are made from premium chrome vanadium steel for...P0926-2892$149.95 -
Prox Valve And Spring Kit 28Sis63532
PROX
$149.95Replaces the OEM valves and valve springs Steel, nitrided valves for increased durability and less wear under extreme conditions Stronger valve springs deal with the extra weight of the steel valves Springs are made from premium chrome vanadium steel for...P0926-2731$149.95 -
Prox Valve And Spring Kit 28Sis63512
PROX
$149.95Replaces the OEM valves and valve springs Steel, nitrided valves for increased durability and less wear under extreme conditions Stronger valve springs deal with the extra weight of the steel valves Springs are made from premium chrome vanadium steel for...P0926-2730$149.95 -
Prox Valve And Spring Kit 28Sis63292
PROX
$149.95Replaces the OEM valves and valve springs Steel, nitrided valves for increased durability and less wear under extreme conditions Stronger valve springs deal with the extra weight of the steel valves Springs are made from premium chrome vanadium steel for...P0926-1436$149.95 -
Prox Valve And Spring Kit 28Sis63272
PROX
$149.95Replaces the OEM valves and valve springs Steel, nitrided valves for increased durability and less wear under extreme conditions Stronger valve springs deal with the extra weight of the steel valves Springs are made from premium chrome vanadium steel for...P0926-1435$149.95 -
Prox Valve And Spring Kit 28Sis43412
PROX
$149.95Replaces the OEM valves and valve springs Steel, nitrided valves for increased durability and less wear under extreme conditions Stronger valve springs deal with the extra weight of the steel valves Springs are made from premium chrome vanadium steel for...P0926-1465$149.95 -
Prox Valve And Spring Kit 28Sis43382
PROX
$149.95Replaces the OEM valves and valve springs Steel, nitrided valves for increased durability and less wear under extreme conditions Stronger valve springs deal with the extra weight of the steel valves Springs are made from premium chrome vanadium steel for...P0926-1464$149.95 -
Prox Valve And Spring Kit 28Sis43362
PROX
$149.95Replaces the OEM valves and valve springs Steel, nitrided valves for increased durability and less wear under extreme conditions Stronger valve springs deal with the extra weight of the steel valves Springs are made from premium chrome vanadium steel for...P0926-1463$149.95 -
Prox Valve And Spring Kit 28Sis43352
PROX
$149.95Replaces the OEM valves and valve springs Steel, nitrided valves for increased durability and less wear under extreme conditions Stronger valve springs deal with the extra weight of the steel valves Springs are made from premium chrome vanadium steel for...P0926-1462$149.95 -
Prox Valve And Spring Kit 28Sis33382
PROX
$149.95Replaces the OEM valves and valve springs Steel, nitrided valves for increased durability and less wear under extreme conditions Stronger valve springs deal with the extra weight of the steel valves Springs are made from premium chrome vanadium steel for...P0926-1461$149.95 -
Prox Valve And Spring Kit 28Sis24142
PROX
$149.95Replaces the OEM valves and valve springs Steel, nitrided valves for increased durability and less wear under extreme conditions Stronger valve springs deal with the extra weight of the steel valves Springs are made from premium chrome vanadium steel for...P0926-2728$149.95