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SRP 138104

SRP Inverted Dome Pistons for Small Block Chevy Bore 4.040"

SRP 138104
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867-138104

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SRP 138104 SRP Inverted Dome Pistons for Small Block Chevy Bore 4.040" $580.32
SRP Inverted Dome Pistons
  • Small Block Chevy (+.040")
  • Bore: 4.040"
  • Stroke: 3.750 (385ci)
  • Rod Length: 6.000"
  • Dome Volume: -16cc
  • Weight: 405 grams
  • Compression Height: 1.125"
  • 8/pkg

  • SRP 138104 Details

    350 Block with 3.750" Stroke

    Compression Ratios
  • 58cc 10.5:1
  • 64cc 9.8:1
  • 70cc 9.2:1

    Ring Groove Sizes
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"

  • Specifications:

    Manufacturer's Part Number:
    138104

    Inverted dome utilizes radius tooling to eliminate hot spots. Symmetrical valve reliefs for universal installation. Valve reliefs cut for oversized valves and most street/strip camshafts. Lower ring lands and thicker crown for increased durability. High silicon alloy for tighter piston to wall clearance. Can be used in small blower and nitrous applications. .927'' x 2.750'' x .150'' straight wall carbon steel wristpin (130g) included. 1/16, 1/16, 3/16'' ring grooves.

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