Description
More about the Phantom Are you considering a switch to EFI or swapping in that late model motor
Full Floating Arms
Billet aluminum CNC-machined body
Fits all 3in
1987-1990 GMC R3500
Allstar Performance SB Chevy Rear Main Seal Adapter for Late (87-Up) Oil Pan NW100020 More about the Phantom AreBillet aluminum adapter allows installation of a two piece style crankshaft seal and early (pre 1986) crankshaft into a 1986 and newer SB Chevy (pre LS) engine. Adapters include mounting hardware. Alignment tool ALL26127 (sold separately), is recommended to ensure proper installation and centering of adapter plate. Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of hard to find, specialty items that
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
























