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SMALL BLOCK CHEVY
BIG BLOCK CHEVY
FORD
MOPAR
BUICK
NHRA
EXTREME DUTY 23º INV. DOME

These pistons are specially designed for forced induction and nitrous applications. Pistons include .310" pocket depths and precision CNC machined ring grooves that accept 1/16, 1/16, 3/16 rings.

Includes:
Pin #927-2950-15-51S (140g)
Contact reduction grooves
Double Spiro Locks # 927-042-CS
Double Pin Oilers

350 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
58cc 64cc 76cc
Compression Ratio
Dome
Vol.
Gram
Wt.
Footnote Oversize Recom.
Ring Set
170817 383 4.030 3.750 6.000 9.000 1.125 9.3 8.8 8.2 -28.0 430 B 0.030 J10008-4030-5
194887 388 4.060 3.750 6.000 9.000 1.125 9.4 8.9 8.3 -28.0 445 B 0.060 J10008-4060-5
232515 377 4.000 3.750 6.000 9.020 1.145 9.1 8.7 8.1 -28.0 440 B STD J100F8-4000-5
218591 355 4.030 3.500 6.000 9.000 1.250 8.9 8.4 7.6 -26.0 458 A,B 0.030 J100F8-4030-5
232513 352 4.000 3.500 6.000 9.020 1.270 8.8 8.3 7.5 -26.0 473 A,B STD J100F8-4000-5
131631 383 4.030 3.750 5.700 9.000 1.425 9.0 8.5 7.8 -31.0 485   0.030 J10008-4030-5
131635 353 4.020 3.480 5.700 9.000 1.560 9.1 8.6 7.8 -22.0 512 A 0.020 J10008-4020-5
131636 355 4.030 3.480 5.700 9.000 1.560 9.2 8.7 7.8 -22.0 515 A 0.030 J10008-4030-5

400 Series
Std Bore: 4.125
Ring package designed for: 1/16, 1/16, 3/16 Rings
Part # CID Bore Stroke Rod
Lgth.
Block
Ht.
Comp.
Ht.
Head Cubic Centimeters
58cc 64cc 76cc
Compression Ratio
Dome
Vol.
Gram
Wt.
Footnote Oversize Recom.
Ring Set
242885 400 4.125 3.750 6.000 9.000 1.125 9.6 9.1 8.5 -28.0 459 B STD J10008-4125-5
170818 407 4.155 3.750 6.000 9.000 1.125 9.7 9.2 8.6 -28.0 476 B 0.030 J10008-4155-5
194888 409 4.165 3.750 6.000 9.000 1.125 9.8 9.2 8.6 -28.0 483 B 0.040 J10008-4165-5
232516 400 4.125 3.750 6.000 9.020 1.145 9.6 9.1 8.2 -28.0 466 B STD J100F8-4125-5
131633 407 4.155 3.750 5.700 9.000 1.425 9.1 8.7 7.8 -36.0 518   0.030 J10008-4155-5
232514 400 4.125 3.750 5.700 9.020 1.445 8.9 8.5 7.8 -36.0 512   J100F8-4125-5

Did you know? - we also offer a complete line of pistons for this particular application in our SRP product line? Click here to check them out.
 
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