Error processing SSI file
Error processing SSI file
SMALL BLOCK CHEVY
BIG BLOCK CHEVY
FORD
MOPAR
BUICK
NHRA
396, 427, 454 CLOSED CHAMBER

New high compression dome pistons designed specifically for closed chamber cylinder heads. Precision CNC machined ring grooves accept 1/16, 1/16, 3/16 rings.

Includes:
Pin #990-2930-15-51S (150g)
Double spiro locks (#990-042-CS)
Forced pin oiler, with annular oil reservoir

CLOSED CHAMBER DOME SERIES
Std Bore: 4.250 *
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
101cc 107cc 109cc
Compression Ratio
Dome
Vol.
Gram
Wt.
Footnote Oversize Recom.
Ring Set
258203 502 4.467 4.000 6.135 9.780 1.645 9.7 9.1 8.8 2.0 650   0.000 J100S8-4470-5
258204 460 4.280 4.000 6.135 9.780 1.648 13.5 12.5 12.1 33.0 645   0.030 J100F8-4280-5
258205 466 4.310 4.000 6.135 9.780 1.648 13.4 12.4 12.0 33.0 658   0.060 J100F8-4310-5
258206 402 4.125 3.760 6.135 9.780 1.765 13.5 12.5 12.1 44.0 CALL M *   J100F8-4125-5
258207 409 4.155 3.760 6.135 9.780 1.765 13.5 12.5 12.1 44.0 649 *   J100F8-4155-5
258208 433 4.280 3.760 6.135 9.780 1.765 13.5 12.5 12.1 39.0 687   0.030 J100F8-4280-5
258209 439 4.310 3.760 6.135 9.780 1.765 13.4 12.4 12.0 39.0 695   0.060 J100F8-4310-5

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.
 
Error processing SSI file