SMALL BLOCK CHEVY
BIG BLOCK CHEVY
FORD
MOPAR
PONTIAC
HONDA/ACURA
PONTIAC 400-455

  • 4032 low expansion high silicon aluminum alloy heat treated to SRP specifications
  • Forced Pin Oiler for increased wrist pin lubrication
  • Pin fitting and double spiro locks included
  • 980-2750-150 wall wrist pin (135g) included
  • CNC Machined ring grooves accept 1/16, 1/16, 3/16 rings (Rings Sold Seperately)

400 Flat Top
Std Bore: 4.120
Ring package designed for: 1/16, 1/16, 3/16 Rings
 Tech and Installation Tips
Part # Cubic
Inches		 Bore Stroke Rod
Length		 Compression
Distance
Head Cubic Centimeters
72cc 80cc 84cc
Compression Ratio
Dome
Volume		 Gram
Weight		 Footnote Oversize Ring Set#
153983 407 4.160 3.750 6.625 1.690 10.9 10.3 9.4 -5cc 520 0.040 S100S8-4155-5
151792 458 4.160 4.210 6.625 1.480 11.8 10.9 10.5 -5cc 495 0.040 S100S8-4155-5

428 Flat Top
Std Bore: 4.120
Ring package designed for: 1/16, 1/16, 3/16 Rings
Part # Cubic
Inches		 Bore Stroke Rod
Length		 Compression
Distance
Head Cubic Centimeters
72cc 80cc 84cc
Compression Ratio
Dome
Volume		 Gram
Weight		 Footnote Oversize Ring Set#
146508 440 4.188 4.000 6.625 1.590 11.6 11.0 10.0 -5cc 519 0.068 J100F8-4185-5

455 Flat Top
Std Bore: 4.151
Ring package designed for: 1/16, 1/16, 3/16 Rings
Part # Cubic
Inches		 Bore Stroke Rod
Length		 Compression
Distance
Head Cubic Centimeters
72cc 80cc 84cc
Compression Ratio
Dome
Volume		 Gram
Weight		 Footnote Oversize Ring Set#
149721 463 4.185 4.210 6.625 1.480 12.2 11.5 10.5 -5cc 501 0.034 J100F8-4185-5


- Denotes part # has been issued a new part #. A list referencing old part #s to their new counterparts will be available shortly.

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