• Big block.
    • .132" high crown.
    • Use STD size piston for .030" O/S 396 application.
    • Used in either left or right cylinder bank.
    • Piston & Ring Kit.

Application Summary:

Year Make/Model
1970 Chevrolet Chevelle
1970 Chevrolet El Camino
1970 Chevrolet Nova
Attributes
Base Number 1445
Bore (in) 4.125
Bore (mm) 104.8
Bore Diameter 4.125
Compression Ratio 9.3, 8.3, 9.4
Country of Origin (Primary) MX
Crown (cc) -8cc
Crown Type DOME
Eng. Disp. In. 396
Eng. Disp. Liters 6.5
Engine Family Chevy Big Block Mark IV
Engine Manufacturer Chevrolet
Hazardous Material Code N
Includes Ring Set 4125AM8.040
Life Cycle Status Code Available to Order
Oe Assembly 3969981, 3993849, 3969981-2, 3993861-2
Oil Ring Thickness 0.1875
Oversize 0.04
Oversized Yes
Oversizes STD .020 .030 .040 .060
Pin Configuration Offset
Pin Number 0990x230A
PIN TYPE Press
Piston Head Type Dome
Piston Material Cast 332 Alloy
Piston Pin Outside Diameter 0.99
Piston Rings Included Yes
Ring Pack 5/64, 5/64, 3/16
Second Compression Ring Thickness 0.0781
Sold As Complete Piston and Ring Kit
Top Compression Ring Thickness 0.0781
Top Land 0.247
Year From 1970
Year Range 1970-1970
Year To 1970
GTIN 00800745294982