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SMALL BLOCK CHEVY
BIG BLOCK CHEVY
FORD
MOPAR
BUICK
NHRA
440 INVERTED DOME

Designed for use in high-performance street/strip applications, these inverted dome pistons are compatible with nitrous and forced induction systems. These pistons are machined to accept 1/16, 1/16, 3/16 rings. Please check footnote listings for wrist pin diameter listings. Available in either .990" or 1.094" wrist pin diameters.

Includes:
990-2930-15-51S (150g) pins & 990-042-CS double spiro locks (note E)
094-2930-15-51S (170g)pins & 094-037-CS double spiro locks (note H)
Double Spiro locks

440 Series
Std Bore: 4.320
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
73cc 80cc 90cc
Compression Ratio
Dome
Vol.
Gram
Wt.
Footnote Oversize Recom.
Ring Set
232452 493 4.350 4.150 6.766 10.690 1.858 10.0 9.5 8.8 -28.9 708 E 0.030 J10008-4350-5
232453 499 4.375 4.150 6.766 10.690 1.858 10.1 9.6 8.9 -30.1 714 E 0.055 J10008-4375-5
232454 493 4.350 4.150 6.766 10.690 1.858 10.0 9.5 8.8 -28.9 710 H 0.030 J10008-4350-5
232455 499 4.375 4.150 6.766 10.690 1.858 10.1 9.6 8.9 -30.1 713 H 0.055 J10008-4375-5
232456 446 4.350 3.750 6.766 10.699 2.058 10.0 9.4 8.7 -18.1 740 E 0.030 J10008-4350-5
232457 457 4.375 3.750 6.766 10.699 2.058 10.1 9.5 8.8 -19.1 757 E 0.055 J10008-4375-5

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