Description SCE-21104
Accu Seal Pro Rear Main Seal for GM Rocket Block and Align Bored (tunnel bore)
2.841″ o.d. SBC 1959-1985.
Compare to Fel-Pro 2909
Seal Material: Flouroelastomer (Viton)
Resists all Fuels & Oils
Resists Abrasion Wear
Holds Higher Vacuum
Package Contents: 1 Set