This adapter installs most commonly in the top-rear, or front-driver side of the engine block to access pressurized oil of the engine. Seals to the block with a sealing washer.
1/4" NPT taper pipe thread port in the rear of the fitting allows for common sensors or plumbing fittings.
Compatible with all GM LS Series Engines
Made in Wichita, Kansas from aerospace grade, USA produced, billet aluminum