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SMALL BLOCK CHEVY
BIG BLOCK CHEVY
FORD
MOPAR
BUICK
NHRA
302 FLAT TOPS

These pistons are designed to be compatible with nitrous applications, and will accommodate larger valves and long duration, tight lobe separation cams. Precision CNC machined ring grooves accept 1/16, 1/16, 3/16 rings.

Includes:
Pin #912-2750-14-51S (123g), note D
Pin #927-2750-15-51S (130g), note C
Double spiro locks (#927-042-CS)
Contact Reduction Grooves

302 Series
Std Bore: 4.000
Ring package designed for: 1/16, 1/16, 3/16 Rings

 Tech and Installation Tips
 Valve Relief Diagram
Part # CID Bore Stroke Rod
Lgth.
Block
Ht.
Comp.
Ht.
Head Cubic Centimeters
56cc 60cc 64cc
Compression Ratio
Dome
Vol.
Gram
Wt.
Footnote Oversize Recom.
Ring Set
170845 306 4.030 3.000 5.090 8.190 1.600 10.0 9.5 9.1 -5.0 523 D 0.030 J10008-4030-5
170846 307 4.040 3.000 5.090 8.190 1.600 10.0 9.5 9.1 -5.0 525 D 0.040 J10008-4040-5

302 STROKER
Std Bore: 4.000
Ring package designed for: 1/16, 1/16, 3/16 Rings
Part # CID Bore Stroke Rod
Lgth.
Block
Ht.
Comp.
Ht.
Head Cubic Centimeters
56cc 60cc 64cc
Compression Ratio
Dome
Vol.
Gram
Wt.
Footnote Oversize Recom.
Ring Set
188703 347 4.030 3.400 5.400 8.200 1.100 11.2 10.6 10.1 -5.0 411 B,C 0.030 J10008-4030-5
232458 348 4.040 3.400 5.400 8.200 1.100 11.2 10.6 10.2 -5.0 427 B,C 0.040 J10008-4040-5
232472 364 4.125 3.400 5.400 8.200 1.100 11.6 11.0 10.5 -5.0 438 B,C 0.125 J10008-4125-5
170855 331 4.030 3.250 5.400 8.200 1.175 10.8 10.2 9.7 -5.0 451 B,C 0.030 J10008-4030-5
170856 333 4.040 3.250 5.400 8.200 1.175 10.8 10.2 9.8 -5.0 454 B,C 0.040 J10008-4040-5
232473 347 4.125 3.250 5.400 8.200 1.175 11.1 10.6 10.1 -5.0 447 B,C 0.125 J10008-4125-5

TWISTED SERIES
Std Bore: 4.000
Ring package designed for: 1/16, 1/16, 3/16 Rings
Part # CID Bore Stroke Rod
Lgth.
Block
Ht.
Comp.
Ht.
Head Cubic Centimeters
56cc 60cc 64cc
Compression Ratio
Dome
Vol.
Gram
Wt.
Footnote Oversize Recom.
Ring Set
194949 347 4.030 3.400 5.400 8.200 1.100 11.2 10.6 10.1 -5.0 438 B,C 0.030 J10008-4030-5
232460 348 4.040 3.400 5.400 8.200 1.100 11.2 10.7 10.2 -5.0 444 B,C 0.040 J10008-4040-5
194950 331 4.030 3.250 5.400 8.200 1.175 10.7 10.2 9.7 -5.0 454 M,B,C 0.030 J10008-4030-5
232461 333 4.040 3.250 5.400 8.200 1.175 10.8 10.2 9.8 -5.0 460 B,C,L 0.040 J10008-4040-5

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Error processing SSI file