Piston Set, 2618, Dome, 3.820 Bore, 0.838 CD, 0.748 Pin, Set of 1.

Part Number 308475 (132899842)

UPC: 193564025562

Package contents: 1 Each per Box

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Description

As the leader in forged racing pistons, JE Pistons has applied over 75 years of experience to its wide range of premium forged pistons for dirt bike and other off-road motorcycle engines. Engineered, forged and machined 100 percent in the USA, JE Pistons are designed for each specific engine and riding application to provide the ultimate combination of durability and performance. From the motocross track to the trail and everything in between, JE Pistons' performance is proven with every handful of throttle and wave of the checkered flag. Equip your bike with the best in forged pistons.

Fitment

This part fits the following vehicles.

KTM

2007-2012 450 SX-F
2007-2009 450 XC-F

Features & benefits

Forged in the USA using 2618 aluminum, yielding high tensile strength needed for high-demand performance applications
Race-inspired two-ring design promotes quick revving and throttle response for noticeable power
Designed specifically for each engine and use application to provide optimized performance durability
Proprietary Forged Side Relief (FSR) forging design minimizes friction and power loss with reduced skirt width and saves additional weight with a shorter wrist pin
Includes high-quality wrist pins, locks, and JE Pro Seal premium piston rings
Made 100% in the USA

Specifications

Bore Diameter	97.00 mm
Compression Height	0.838
Compression Ratio	0.54166666666667
Compression Ratio Actual	13.00:1
Country Of Origin	USA
Cylinder Head	4 VALVE 450
Engine	KTM
Engine Stroke	2.394 in
Engine Type	ICE
Exhaust Angle	12.5
Exhaust Depth	.125
Exhaust Diameter	1.350
Forging Type	FSR
Intake Angle	10.5
Intake Depth	.117 in
Intake Diameter	1.700 in
Oil Groove Width	0.07950 in
Oil Ring Thickness	0.0795 in
Piston Average Weight	262 gr
Piston Head Type	Dome
Piston Material	2618
Piston Series	Pro Series
Piston To Wall Clearance	-0.001999 in
Piston Volume	-1.20 cc
Product Market	Off-Road
Product Type	Engine Piston Kit
Ring Set - Recommended	ZS9700
Ring Set Included	Yes
Ring Set Part Number	ZS9700
Top Compression Ring Thickness	0.0480 in
Top Groove Width	0.04800 in
Wrist Pin Length	2.050 in
Wrist Pin Material	9310 Nickel Carbon Steel Alloy
Wrist Pin Outer Diameter	0.748 in
Wrist Pin Wall Thickness	0.160 in

Warranty

30 Months

About JE Pistons

JE pistons are all designed, forged, and machined in-house, allowing control over every step of the piston-making process. JE Pistons 7+ decades of experience in high-level racing has led to offering premium racing features, including full billet construction, EN plating, and purpose-designed coatings, to name a few.

California residents

WARNING: This product can expose you to chemicals including nickel, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.

Carb Status

California carb status to be completed