Brand

Engine Piston Set | 1139.STD

  • 2.620" diameter recess .075" deep.
  • 4 valve reliefs.
  • Car and truck engine.
  • .060" Offset, floating pin.
  • Head volume +9.5cc.
  • Piston Set.

Silv-O-Lite Piston - Ford 390ci/6.4L (V8)

PDF Documents
SIL_Instruc.pdf pdf Installation Instruction

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Product Specifications

Sold As Complete Piston Set
Engine Manufacturer Ford
Engine Family Ford Big Block FE
Eng. Disp. In. 390
Piston Material Cast 332 Alloy
Bore Diameter IN 4.050
Bore Diameter MM 102.90
Oversized No
Oversize STD
Ring Pack 5/64, 3/32, 3/16
Top Land .230
Pin Number 0975x305A
Pin Type Floating
Lock 98
Compression Height IN 1.66
Compression Height MM 42.1
Crown Type DISH
Crown (cc) +9.5cc
Compression Ratio 8.2
Year Range 1968-1976
Oe Assembly C8TZ6108R, D1AZ6108G
Oversizes STD .020 .030 .040 .060
Pin Configuration Offset
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