ATV/UTV Engine
Maximize your engine life with top-quality ATV/UTV engine parts. Whether you’re upgrading pistons, cylinders, or gaskets, our durable components provide exceptional performance. Maintain peak engine power with our trusted engine parts.
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LA Sleeve Cylinder Rebuild Kit for 1994-1999 Polaris Xplorer 300 LAS-5273K
LA SLEEVE
$395.95LA SLEEVE Sleeve and Piston Kit Polaris LAS-5273K Elevate your Polaris performance with the LA SLEEVE Sleeve and Piston Kit. This comprehensive top-end rebuild kit is engineered to enhance engine efficiency, delivering improved compression, torque, and...09310363- SKU:
- 09310363
- Availability:
- Ships Same Business Day
- Weight:
- 2.65 LBS
- MATERIAL:
- IRON
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- CYLINDER
- UNITS:
- KIT
$395.95 -
LA Sleeve Sleeve and Piston Kit Yamaha YFM350 Grizzly 2007-2010 LAS-5024K
LA SLEEVE
$302.95LA SLEEVE Sleeve and Piston Kit Yamaha LAS-5024K Elevate your Yamaha's performance with the LA SLEEVE Sleeve and Piston Kit, designed for optimal power and efficiency. This comprehensive top-end rebuild kit combines advanced engineering with high-quality...09310366- SKU:
- 09310366
- Availability:
- Ships Same Business Day
- Weight:
- 3.68 LBS
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- CYLINDER
- UNITS:
- KIT
- MATERIAL:
- IRON
- RIDING STYLE:
- ATV
$302.95 -
L.A. Sleeve Cylinder Sleeve for 1985-1986 Honda ATC250R and 1986 Honda TRX250R H845
LA SLEEVE
$165.95LA SLEEVE Cylinder Sleeve H845 Revitalize your engine with the LA SLEEVE Cylinder Sleeve H845, designed to provide a durable and reliable solution for worn-out cylinders. Engineered with precision, this high-quality replacement sleeve ensures optimal...H845- SKU:
- H845
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- COLOR/FINISH:
- ALUMINUM
- PRODUCT NAME:
- CYLINDER SLEEVE
- BORE SIZE METRIC:
- 66.00 MM
- RIDING STYLE:
- ATV
- TYPE:
- CI
- UNITS:
- EACH
- CYLINDER BORE COATING:
- CHROME-MOLY ALLOY
$165.95 -
KIBBLEWHITE Valve Spring Kit 30-30920
KIBBLEWHITE
$207.81KIBBLEWHITE Valve Spring Kit 30-30920Black Diamond™ valves feature one-piece stainless steel construction with stellite tips and special impregnation to improve wear properties and reduce friction; White Diamond® valves feature one-piece construction and...09260411- SKU:
- 09260411
- Availability:
- Ships Same Business Day
- Weight:
- 0.43 LBS
- MATERIAL:
- STEEL
- RIDING STYLE:
- ATV
- SPRING LIFT:
- 0,440'
- SPRING LIFT IMPERIAL:
- 0.440'
- SPRING OPEN PRESSURE:
- INTAKE 147 LB, EXHAUST 203 LB
- UNITS:
- KIT
- APPLICATION:
- EXHAUST
- SPRING SEAT PRESSURE:
- INTAKE 40 LB, EXHAUST 70 LB
- TYPE:
- VALVE
- APPLICATION:
- INTAKE
- MATERIAL:
- TITANIUM
- PRODUCT NAME:
- SPRING KIT
$207.81 -
KIBBLEWHITE Exhaust Valve Guide 30-30940
KIBBLEWHITE
$15.92KIBBLEWHITE Exhaust Valve Guide 30-30940All valve guides are made of Ampco-45, a high-performance compound with 80% copper content to provide great heat conductivity and 5% nickel content for wear resistance, Made in the U.S.A.09260414- SKU:
- 09260414
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- INSIDE DIAMETER IMPERIAL:
- 0.1955'
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- ATV
- SIZE IMPERIAL:
- STANDARD
- OUTSIDE DIAMETER IMPERIAL:
- 0.4360'
- APPLICATION:
- EXHAUST
- MATERIAL:
- AMPCO-45
- UNITS:
- EACH
$15.92 -
KIBBLEWHITE Intake Valve - TRX450R - 37mm 30-30951
KIBBLEWHITE
$31.01KIBBLEWHITE Intake Valve TRX450R 37mm 30-30951Black Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel, Black Diamond™ proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and wear,...09260417- SKU:
- 09260417
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- LENGTH IMPERIAL:
- 3.325'
- STEM DIAMETER IMPERIAL:
- 0.2158'
- MODEL:
- BLACK DIAMOND™
- PRODUCT NAME:
- VALVE
- APPLICATION:
- INTAKE
- HEAD DIAMETER METRIC:
- 37.00 MM
- MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- ATV
- TULIP ANGLE:
- 20°
- UNITS:
- EACH
$31.01 -
KIBBLEWHITE Intake Valve 30-30088
KIBBLEWHITE
$54.10KIBBLEWHITE Intake Valve 30-30088Black Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel, Black Diamond™ proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and wear, Made in the U...KW3030088- SKU:
- KW3030088
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- MODEL:
- BLACK DIAMOND™
- STEM DIAMETER IMPERIAL:
- 0.2155'
- TULIP ANGLE:
- 23°
- UNITS:
- EACH
- HEAD DIAMETER METRIC:
- 25.50 MM
- LENGTH IMPERIAL:
- 3.680'
- MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- ATV
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE
$54.10 -
KIBBLEWHITE Valve Guide 82-82030
KIBBLEWHITE
$26.43KIBBLEWHITE Valve Guide 82-82030All valve guides are made of Ampco-45, a high-performance compound with 80% copper content to provide great heat conductivity and 5% nickel content for wear resistance, Made in the U.S.A.09260175- SKU:
- 09260175
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- VALVE GUIDE
- APPLICATION:
- EXHAUST
- OUTSIDE DIAMETER IMPERIAL:
- 0.4160'
- SIZE IMPERIAL:
- STANDARD
- INSIDE DIAMETER IMPERIAL:
- 0.2345'
- MATERIAL:
- C630 BRONZE
- APPLICATION:
- INTAKE
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$26.43 -
KIBBLEWHITE Intake Valve - Polaris 500 - Standard 82-82052
KIBBLEWHITE
$37.55KIBBLEWHITE Intake Valve Polaris 500 Standard 82-82052Black Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel, Black Diamond™ proprietary multi-stage process reduces friction, and provides superior resistance to corrosion...09260179- SKU:
- 09260179
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- LENGTH IMPERIAL:
- 4.030'
- APPLICATION:
- INTAKE
- HEAD DIAMETER METRIC:
- 37.00 MM
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- TULIP ANGLE:
- 20°
- MODEL:
- BLACK DIAMOND™
- STEM DIAMETER IMPERIAL:
- 0.2345'
$37.55 -
KIBBLEWHITE Valve Spring Kit 30-30720
KIBBLEWHITE
$207.81KIBBLEWHITE Valve Spring Kit 30-30720Black Diamond™ valves feature one-piece stainless steel construction with stellite tips and special impregnation to improve wear properties and reduce friction; White Diamond® valves feature one-piece construction and...09260138- SKU:
- 09260138
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- APPLICATION:
- EXHAUST
- SPRING LIFT:
- 0,440'
- SPRING LIFT IMPERIAL:
- 0.440'
- SPRING SEAT PRESSURE:
- INTAKE 40 LB, EXHAUST 70 LB
- MATERIAL:
- TITANIUM
- PRODUCT NAME:
- SPRING KIT
- UNITS:
- KIT
- APPLICATION:
- INTAKE
- MATERIAL:
- STEEL
- RIDING STYLE:
- ATV
- SPRING OPEN PRESSURE:
- INTAKE 147 LB, EXHAUST 203 LB
- TYPE:
- VALVE
$207.81 -
KIBBLEWHITE Intake Valve - TRX450R - 36mm 30-30750
KIBBLEWHITE
$31.01KIBBLEWHITE Intake Valve TRX450R 36mm 30-30750Black Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel, Black Diamond™ proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and wear,...09260139- SKU:
- 09260139
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- LENGTH IMPERIAL:
- 3.315'
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- BLACK DIAMOND™
- PRODUCT NAME:
- VALVE
- TULIP ANGLE:
- 20°
- APPLICATION:
- INTAKE
- HEAD DIAMETER METRIC:
- 36.00 MM
- RIDING STYLE:
- ATV
- STEM DIAMETER IMPERIAL:
- 0.2158'
- UNITS:
- EACH
$31.01 -
KIBBLEWHITE Intake Valve - TRX450R - 37mm 30-30751
KIBBLEWHITE
$31.01KIBBLEWHITE Intake Valve TRX450R 37mm 30-30751Black Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel, Black Diamond™ proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and wear,...09260140- SKU:
- 09260140
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MODEL:
- BLACK DIAMOND™
- APPLICATION:
- INTAKE
- HEAD DIAMETER METRIC:
- 37.00 MM
- RIDING STYLE:
- ATV
- STEM DIAMETER IMPERIAL:
- 0.2158'
- UNITS:
- EACH
- LENGTH IMPERIAL:
- 3.325'
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- TULIP ANGLE:
- 20°
$31.01 -
KIBBLEWHITE Exhaust Valve - TRX450R - 30mm 30-30753
KIBBLEWHITE
$31.01KIBBLEWHITE Exhaust Valve TRX450R 30mm 30-30753Black Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel, Black Diamond™ proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and wear,...09260141- SKU:
- 09260141
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- HEAD DIAMETER METRIC:
- 30.00 MM
- LENGTH IMPERIAL:
- 3.315'
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- ATV
- TULIP ANGLE:
- 20°
- UNITS:
- EACH
- STEM DIAMETER IMPERIAL:
- 0.2151'
- APPLICATION:
- EXHAUST
- MODEL:
- BLACK DIAMOND™
$31.01 -
KIBBLEWHITE Exhaust Valve - TRX450R - 31mm 30-30754
KIBBLEWHITE
$31.01KIBBLEWHITE Exhaust Valve TRX450R 31mm 30-30754Black Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel, Black Diamond™ proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and wear,...09260142- SKU:
- 09260142
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- ATV
- TULIP ANGLE:
- 20°
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- MODEL:
- BLACK DIAMOND™
- LENGTH IMPERIAL:
- 3.325'
- STEM DIAMETER IMPERIAL:
- 0.2151'
- HEAD DIAMETER METRIC:
- 31.00 MM
$31.01 -
KIBBLEWHITE Valve Guide 60-60290
KIBBLEWHITE
$15.92KIBBLEWHITE Valve Guide 60-60290All valve guides are made of Ampco-45, a high-performance compound with 80% copper content to provide great heat conductivity and 5% nickel content for wear resistance, Made in the U.S.A.09260239- SKU:
- 09260239
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- OUTSIDE DIAMETER IMPERIAL:
- 0.4170'
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- ATV
- SIZE IMPERIAL:
- STANDARD
- INSIDE DIAMETER IMPERIAL:
- 0.2155'
- MATERIAL:
- C630 BRONZE
- APPLICATION:
- INTAKE
- UNITS:
- EACH
$15.92Qty in Cart: 0Quantity:Price:$15.92Subtotal: -
KIBBLEWHITE Valve Guide 60-60300
KIBBLEWHITE
$15.92KIBBLEWHITE Valve Guide 60-60300All valve guides are made of Ampco-45, a high-performance compound with 80% copper content to provide great heat conductivity and 5% nickel content for wear resistance, Made in the U.S.A.09260240- SKU:
- 09260240
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- APPLICATION:
- EXHAUST
- UNITS:
- EACH
- INSIDE DIAMETER IMPERIAL:
- 0.2155'
- MATERIAL:
- C630 BRONZE
- OUTSIDE DIAMETER IMPERIAL:
- 0.4170'
- RIDING STYLE:
- ATV
- SIZE IMPERIAL:
- STANDARD
- PRODUCT NAME:
- VALVE GUIDE
$15.92 -
KIBBLEWHITE Valve Spring Kit 60-60280
KIBBLEWHITE
$220.26KIBBLEWHITE Valve Spring Kit 60-60280Black Diamond™ valves feature one-piece stainless steel construction with stellite tips and special impregnation to improve wear properties and reduce friction; White Diamond® valves feature one-piece construction and...09260241- SKU:
- 09260241
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- SPRING SEAT PRESSURE:
- INTAKE 61 LB, EXHAUST 56 LB
- UNITS:
- KIT
- MATERIAL:
- STEEL
- SPRING LIFT IMPERIAL:
- 0.415'
- TYPE:
- VALVE
- APPLICATION:
- INTAKE
- MATERIAL:
- TITANIUM
- RIDING STYLE:
- ATV
- SPRING OPEN PRESSURE:
- INTAKE 168 LB, EXHAUST 157 LB
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- SPRING KIT
- SPRING LIFT:
- 0,415'
$220.26 -
KIBBLEWHITE Intake Valve - LTR450 - Standard 60-60310
KIBBLEWHITE
$37.55KIBBLEWHITE Intake Valve LTR450 Standard 60-60310Black Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel, Black Diamond™ proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and...09260245- SKU:
- 09260245
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- LENGTH IMPERIAL:
- 3.210'
- HEAD DIAMETER METRIC:
- 36.00 MM
- MODEL:
- BLACK DIAMOND™
- STEM DIAMETER IMPERIAL:
- 0.2155'
- APPLICATION:
- INTAKE
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- ATV
- TULIP ANGLE:
- 20°
- UNITS:
- EACH
$37.55 -
KIBBLEWHITE Exhaust Valve - LTR 450 - Standard 60-60313
KIBBLEWHITE
$37.55KIBBLEWHITE Exhaust Valve LTR 450 Standard 60-60313Black Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel, Black Diamond™ proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and...09260246- SKU:
- 09260246
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- APPLICATION:
- EXHAUST
- LENGTH IMPERIAL:
- 3.190'
- MODEL:
- BLACK DIAMOND™
- HEAD DIAMETER METRIC:
- 29.00 MM
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- ATV
- STEM DIAMETER IMPERIAL:
- 0.2150'
- TULIP ANGLE:
- 20°
- UNITS:
- EACH
$37.55 -
KIBBLEWHITE Valve Spring Kit 80-80410
KIBBLEWHITE
$166.54KIBBLEWHITE Valve Spring Kit 80-80410Black Diamond™ valves feature one-piece stainless steel construction with stellite tips and special impregnation to improve wear properties and reduce friction; White Diamond® valves feature one-piece construction and...09260250- SKU:
- 09260250
- Availability:
- Ships Same Business Day
- Weight:
- 0.36 LBS
- SPRING LIFT IMPERIAL:
- 0.480'
- MATERIAL:
- TITANIUM
- PRODUCT NAME:
- SPRING KIT
- SPRING LIFT:
- 0,480'
- APPLICATION:
- EXHAUST
- SPRING SEAT PRESSURE:
- 54 LB
- APPLICATION:
- INTAKE
- MATERIAL:
- STEEL
- RIDING STYLE:
- ATV
- SPRING OPEN PRESSURE:
- 195 LB
- TYPE:
- VALVE
- UNITS:
- KIT
$166.54
