Fits GM 10.5, 11", Ford long style patterns
pre--1990 2 pc. rear main seal
25 pounds
'454' balance
168 tooth ring gear
Meets SFI 1.1 specifications
Made in the USA
Fits GM 10.5, 11", Ford long style patterns
1 pc. Rear main seal
25 pounds
Internal balance
168 tooth ring gear
Meets SFI 1.1 specifications
Made in the USA
Fits GM 10.5, 11", Ford long style patterns
2 pc. Rear main seal
25 pounds
'400' balance
168 tooth ring gear
Meets SFI 1.1 specifications
Made in the USA
Fits GM 10.5, 11", Ford long style patterns
1 pc. Rear main seal
25 pounds
External balance
168 tooth ring gear
Meets SFI 1.1 specifications
Made in the USA
Fits 10.5", 11" gm, 11" long style
25 pounds
External balance 454/502 crate
Steel crank 41.7 oz/in balance
168 tooth ring gear
Meets SFI 1.1 specifications
Made in the USA