HPT/FTS Buick Turbo Oil Drain and Feed Line Kit

This HPT Buick turbo oil drain and feed line kit by Full Throttle Speed is designed to fit with your Buick F2 or F3 HPT turbo. Includes the proper sized -8AN oil return line to the stock location in the block/valley. The -4AN oil feed line connects to the factory brass block where the stock feed line is located.

Vehicle Fitment:
Fits HPT F2/F3 Buick Turbos ONLY
1986-1987 Grand National, T-Type, Turbo Trans-Am

Purchase Includes:
(1) -4AN Feed Line
(1) -8AN Drain Line
(2) Drain Flange Bolts

Notes:
• Hand built custom length specific -8AN return to go to the stock spot in the block/valley.
• Yes -8AN is the correct size, these turbos don't use as much oil as what you are used to.
• Does not fit any other turbo. Works with the F2/F3 Buick turbos only.

Drain Flange Spacing Option:
As of July 2025, all Buick F2/F3 housings have the 2.0" bolt hole spacing. Some older F2/F3 HPT turbos had 1.5" spacing. Please confirm before purchase.

Pictured:
Images are for reference.