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JE Pistons LS1 Extreme-Duty FSR Pistons

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JE Pistons LS1 Extreme-Duty FSR pistons utilize JE's dedicated forged side relief (FSR) forging that was specifically designed for the demands of the GM LS1 Series of engines. They have also incorporated features to reduce weight and maintain the durability needed for both street and racing use. Lightweight and extremely durable, these LS1 pistons are machined for 1.5/1.5/3.0mm rings. Select the size needed for your engine.

Features:

* Accumulator grooves
* Offset wrist pin (only on .927 pin diameters)
* Round wire locks

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JE Pistons LS1 Extreme-Duty FSR Pistons 321242

JE Pistons LS1 Extreme-Duty FSR Pistons 321242

Pistons, Forged, Dish, 2-Valve Reliefs, 3.905 in. Bore, 3.622 in. Stroke, 6.125 in. Rod, 1.315 in. Compression, Chevy, Set of 8

Part Number: JEP-321242-8

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