RACETEC SMALL BLOCK CHEVY 18deg FORGED PISTON SET (PART #RTC-1001138)

RaceTec Race Pistons

RaceTec pistons are the highest quality, precision manufactured options available made from forged or billet 2618 aluminum alloy. Utilizing the latest in CAD software and modern CNC machining centers, it is extremely durable and perfect for your high-horsepower application. RaceTec's in-house design and dyno-proven forgings ensure the strongest and lightest piston for your requirements. They offer a long list of sizes and styles. Choose the proper fit for your build.

Features for most RaceTec pistons:

  • CNC Precision used in every manufacturing operation
  • Valve pockets machined for oversized valves and high lift cams
  • Critically machined ring grooves
  • Top ring land gas distribution grooves to enhance performance and improve ring seal
  • Wrist pins, pin fit, wire locks, broached double pin oilers, and accumulator groove are included
  • Diamond tooling used throughout production, including ring grooves and skirts

SPECIFICATIONS

Engine Family Small Block Chevy 18deg
CID/Ltr 387/6.3
Bore Inch 4.125
Bore mm 104.78
Stroke Inch 3.625
Stoke mm 92.08
Rod Length 6
Comp Dist 1.187
Crown Volume 6.3cc
CR 1 15.5 @ 52cc
CR 2 14.7 @ 55cc
CR 3 14.0 @ 58cc
Alloy 2618
Weight 489
Pin 0.927
Oil Rails Included Yes
Top Ring 1.5mm
2nd Ring 1.5mm
Oil Ring HT 3.0mm
Piston Style Dome

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