Engine & Fuel - Powersports Parts | Heinen's Parts

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Engine, fuel system and cooling parts: pistons and rings, gaskets and seals, cams, carburetors and jetting, fuel pumps, air filters and radiators for motorcycles, dirt bikes, ATVs, UTVs and snowmobiles. Filter by vehicle, make and model, or search by part number.

Heinen's Parts is the online parts store of Heinen Motorsports, a family-owned powersports dealership in Osseo, Minnesota, since 1899.

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Motorcycles ATV MX / Off-Road Drag Snowmobiles Watercraft Scooter Bicycle Common Parts

Camshaft - Intake - Stage 1 - Yamaha

HOT CAM Yamaha YZ426 INTAKE

Camshaft - Intake - Stage 1 - Yamaha

HOT CAM Yamaha YZ250 INTAKE

Camshaft - Single Cam - Stage 1 - Yamaha

HOT CAM Yamaha RAPTOR STAGE 1

Camshaft - Single Cam - Stage 1 - Yamaha

Cylinder Sleeve - 100.00 mm - Yamaha

CYLINDER SLEEVE

$117.95 $130.95 Save $13.00

Cylinder Sleeve - 95.00 mm - Yamaha

CYL SLEEVE, YAMAHA

$131.95 $144.95 Save $13.00

High-Flow Air Filter - Yamaha

AIR FIL Yamaha XVS650

OE Replacement High-Flow Air Filter - Yamaha

AIR FIL Yamaha GRIZ 660

Cylinder Sleeve - 66.40 mm - Yamaha YZ250/X

SLEEVE Yamaha YZ250 99-20

$148.95 $168.95 Save $20.00

Cylinder Sleeve - 68.00 mm - Yamaha YZ/WR250

SLEEVE Yamaha YZ250 94-95

$148.95 $168.95 Save $20.00

Cylinder Sleeve - 66.00 mm - Yamaha YFS200 Blaster

SLEEVE YFS200 88-06

$127.95 $147.95 Save $20.00

Cylinder Sleeve - 54.00 mm - Yamaha YZ125

SLEEVE Yamaha YZ125 99-01

$127.95 $144.95 Save $17.00

Cylinder Sleeve - 83.00 mm - Yamaha YFM350

CYL SLEEVE, YAMAHA 87-10

$111.95 $115.95 Save $4.00

Cylinder Sleeve - 83.00 mm - Yamaha

CYL SLEEVE, YAMAHA 00-10

$111.95 $115.95 Save $4.00

OE Replacement High-Flow Air Filter - Yamaha

AIR FIL YAM RAPTOR

OE Replacement High-Flow Air Filter - Yamaha

AIR FIL Yamaha YZF600

OE Replacement High-Flow Air Filter - Yamaha

AIR FILTER YAM YZF R6

Cylinder Sleeve - 54.00 mm - Yamaha YZ125

SLEEVE Yamaha YZ125 94-95

$131.95 $149.95 Save $18.00

High-Flow Air Filter - Yamaha

AIR FIL YFM350X

High-Flow Air Filter - Yamaha

AIR FIL Yamaha BANSHEE

OE Replacement High-Flow Air Filter - Yamaha

AIR FIL YAM YZF-R1

High-Flow Air Filter - Yamaha

High-Flow Air Filter - Yamaha

AIR FIL BLASTER

Camshaft - Single Cam - Stage 2 - Honda.

HOT CAM Honda XR650 STAGE 2

Camshaft - Single Cam - Stage 1 - Honda

HOT CAM Honda XR600

Camshaft - Single Cam - Stage 1 - Honda

HOT CAM Honda XR100

Camshaft - Single Cam - Stage 1 - Honda

HOT CAM Honda XR250 96-01

Piston Kit - Yamaha - 1200 cc Triple Cylinder - +0.50 mm

PISTON KIT Yamaha 1200.020

Piston Kit - Kawasaki - 550 cc Twin Cylinder - +0.50 mm

PISTON KIT JET SKI .50

Piston Kit - Kawasaki - 650 cc Twin Cylinder - +0.50 mm

PISTON KIT JET SKI .020

Impeller Pump - Yamaha YZ/WR 250 F

PUMP IMPELLER YZ250F

Impeller Pump - Husqvarna CR250

PUMP IMPELLER Honda CR250

Crankshaft Bearing

BEARING CRANKSHAFT

$31.99 $53.95 Save $21.96

Crankshaft Seal - PTO/Mag - Honda | Polaris

SEAL CRANKSHAFT

$14.99 $16.95 Save $1.96

WISECO CIRCLIP

$2.99 $4.95 Save $1.96

WISECO CIRCLIP

$2.99 $3.95 Save $0.96

Exhaust Gasket - Kawasaki

GASKET EXHST VE-4005 10PK

Exhaust Gasket - Kawasaki

GASKET EXHST VE-4002 10PK

Exhaust Gasket - Yamaha

GASKET EXHST VE-2012 10PK

Exhaust Gasket - Suzuki

GASKET EXHST VE-3025 10PK

$65.95 $69.95 Save $4.00

Exhaust Gasket - Yamaha

GASKET EXHST VE-2005 10PK

Exhaust Gasket - Kawasaki

GASKET EXHST VE-4004 10PK

Exhaust Gasket - Honda

GASKET EXHST VE-1008 10PK

$24.95 $26.95 Save $2.00

Exhaust Gasket - Suzuki

GASKET EXHST VE-3003 10PK

Exhaust Gasket - Honda

GASKET EXHST VE-1005 10PK

Exhaust Gasket - Yamaha

GASKET EXHST VE-2004 10PK

Gasket Valves - 5 Pack - Kawasaki

GASKET VALVE VV-4001 5PK

Exhaust Gasket - Honda

GASKET EXHST VE-1006 10PK

$19.95 $20.95 Save $1.00