Ross Racing Pistons 2618 Forged Pistons Utilizing some of the most sophisticated design and analysis software, along with ultra modern CNC machining centers available for manufacturing, and a very wide range of forgings, Ross maintains exacting tolerance on pistons for practically all engines. Features include:
Forged from 2618-T61 Aluminum CNC Diamond Turned Skirts Radius Domes and Valve Reliefs (oversized to handle most oversizes) 1/16", 1/16", 3/16" Ring Grooves Forced Pin Oilers Machined Side Reliefs Annular Pin Oiler Grooves Which Intersect the Forced Pin Oilers Second Land Pressure Reservoir Aircraft Quality Pins Double Spiro Locks
Part Type: Pistons Model: 2618 Forged Race Pistons Application: Chevrolet Small Block V8 Piston Style: 23 Degree Heavy Duty Flat Top Cylinder Bore: 4.155" Compression Distance: 1.063" Crankshaft Stroke/Rod Length: 3.875" with 6.000" Connecting Rod (420ci) Deck Height (Zero Deck): 9.025" Dome Volume: -6.00 Compression Ratio: 3.875" Stroke w/52cc Heads: 13.8 Compression Ratio: 3.875" Stroke w/58cc Heads: 13.0 Compression Ratio: 3.875" Stroke w/64cc Heads: 11.4 Piston Material: Forged 2618-T61 Aluminum Accumulator Groves: Yes Forced Pin Oilers: Yes Gas Ports: No Skirt Coating: No Lock Removal Indents: Yes Average Piston Weight: 437-444g Wrist Pin Style: Press-Fit or Floating Wrist Pins Included: Air Craft Quality Steel Wrist Pin Size: .927" x 2.500" Average Wrist Pin Weight: 141g Pin Lock Included: Double Spiro Locks Ring Grove Sizes: 1/16", 1/16", 3/16" Piston Rings Included: No Manufacturer: Ross Racing Pistons Manufacturer's Part Number: 99473 Weight: 12.0 lbs. Warranty: Race Application, No warranty expressed or implied Quantity: Sold as Sets of 8
Note: Oil Ring Support Included.
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