JE Racing Pistons 2618 Forged Pistons
These pistons are specially designed for forced induction and nitrous applications. Pistons include .310" pocket depths and precision CNC machined ring grooves that accept 1/16, 1/16, 3/16 rings. Pin upgrade recommended over 700HP.
- 2618 Low Silicon Material
- Diamond Turned Skirts
- Smooth Radius Dome Designs
- Radius Valve Reliefs
- Specifically Designed Right and Left Forgings Allow Precise Valve Relief
Locations Further Reducing Weight While Maintaining Superior Strength and Uniform Crown Grooves
- Enlarged Pin Boss and Ring Belt Radii for Optimum Strength in Stress Areas
- Percision CNC Machined 1/16", 1/16", 3/16" Ring Grooves
- Annular Pin Oiler Grooves Which Intersect the Forced Pin Oilers
- Includes Wrist Pin, Double Spiro Locks and Oil Rail Supports (when needed)
Part Type: Pistons
Model: 2618 Forged Race Pistons
Application: Chevrolet Small Block V8 350 Series
Piston Style: 23 Degree Extreme Duty Inverted Dome (Dish)
Cylinder Bore: 4.030"
Compression Distance: 1.125"
Crankshaft Stroke/Rod Length: 3.750" with 6.000" Connecting Rod (383ci)
Deck Height (Zero Deck): 9.000"
Dome Volume: -28cc
Compression Ratio: 3.750" Stroke w/58cc Heads: 9.3
Compression Ratio: 3.750" Stroke w/64cc Heads: 8.8
Compression Ratio: 3.750" Stroke w/76cc Heads: 8.2
Piston Material: Forged 2618 Low Silicon
Accumulator Groves: Yes
Forced Pin Oilers: Yes
Gas Ports: No
Skirt Coating: No
Lock Removal Indents: Yes
Average Piston Weight: 430-440g
Wrist Pin Style: Press-Fit or Floating
Wrist Pins Included: Yes
Wrist Pin Size: .927" x 2.950"
Average Wrist Pin Weight: 139g
Pin Lock Included: Double Spiro Locks
Ring Grove Sizes: 1/16", 1/16", 3/16"
Piston Rings Included: No
Manufacturer: JE Race Pistons
Manufacturer's Part Number: 170817
Weight: 12.0 lbs.
Warranty: Race Application, No warranty expressed or implied
Quantity: Sold as Sets of 8
Note: Includes Oil Ring Support Rails. |