JE, Chevrolet, LS Gen III/IV, 4.125 in. Bore, 1.115 CD, Inverted Dome/Dish
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JE Pistons asymmetrical FSR (Forged Side Relief) piston line incorporates modern forging design with a larger skirt on the major thrust side and smaller, friction-reducing skirt on the minor thrust side. Combined with precision CNC machining, the result is a high-strength, lightweight piston that is extremely durable.
PRICE IS PER PISTON, QUANTITY 8 REQUIRED FOR LS ENGINE.
Individual pistons will be ordered in ex USA, approx 1-2 weeks from order date providing they have them in stock. Individual piston price surcharge applies.
Specifications:
| Bore Diameter | 4.125 |
|---|---|
| Compression Height | 1.115 |
| Piston Head Type | Dish |
| Piston Volume | -12.2 |
| Cylinder Head | LS 12 DEG/15 DEG COMBO VR |
| Piston Pin Outside Diameter | 0.927 |
| Piston Pin Length | 2.250 |
| Piston Pin Material | 9310 |
| Ringset Included | No (use JG31F8-4125-2) |
| Top Compression Ring Thickness | 0.048 |
| Second Compression Ring Thickness | 0.06 |
| Oil Ring Thickness | 0.149 |
| Piston Material | 2618 |
| Forging Type | FSR |
| Piston Avg Weight | 441 |
| Pin Wall Thickness | 0.200 |
| Product Market | Domestic |
| Product Types | Engine Piston |