SMALL BLOCK CHEVY
BIG BLOCK CHEVY
FORD
MOPAR
BUICK
NHRA
400 / 440 WEDGE FLAT TOP

These pistons feature a completely new design configuration that will accommodate intake valve diameters of up to 2.250". Valve reliefs have been machined to accept long duration, tight lobe separation cam profiles and ring grooves are machined for 1/16, 1/16, 3/16 rings. These pistons are available with either .990" or 1.094" diameter wrist pins (see footnotes).

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)

400 Series
Std Bore: 4.342
Ring package designed for: 1/16, 1/16, 3/16 Rings
 Tech and Installation Tips
 Valve Relief Diagram
Part # Cubic
Inches		 Bore Stroke Rod
Length		 Block
Height		 Compression
Distance
Head Cubic Centimeters
73cc 80cc 90cc
Compression Ratio
Dome
Volume		 Gram
Weight		 Footnote Oversize
213460 499 4.375 4.150 6.766 9.954 1.113 12.5 11.7 10.7 -5 481 E 0.033
213461 451 4.375 3.750 6.766 9.954 1.313 11.5 10.7 9.8 -5 516 M,H 0.033

440 Series
Std Bore: 4.320
Ring package designed for: 1/16, 1/16, 3/16 Rings
Part # Cubic
Inches		 Bore Stroke Rod
Length		 Block
Height		 Compression
Distance
Head Cubic Centimeters
73cc 80cc 90cc
Compression Ratio
Dome
Volume		 Gram
Weight		 Footnote Oversize
213462 493 4.350 4.150 6.766 10.699 1.858 12.5 11.7 10.7 -5 613 E 0.030
213463 499 4.375 4.150 6.766 10.699 1.858 12.5 11.7 10.7 -5 625 E 0.055
213464 493 4.350 4.150 6.766 10.699 1.858 12.5 11.7 10.7 -5 601 H 0.030
213465 499 4.375 4.150 6.766 10.699 1.858 12.5 11.7 10.7 -5 619 H 0.055
213466 446 4.350 3.750 6.766 10.699 2.058 11.5 10.7 9.8 -5 636 H 0.030
213467 446 4.350 3.750 6.766 10.699 2.058 11.5 10.7 9.8 -5 653 E 0.030
213468 451 4.375 3.750 6.766 10.699 2.058 11.5 10.7 9.8 -5 658 E 0.055

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.
 

- 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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