These new billet block adapters allow the use of a big block Chevy electric water pump on the GM LS engine. These adapters feature (2) -12 AN O-ring female outlet ports for routing coolant back to the radiator. The 1/8" NPT port on the sides of the adapters allow a convenient hook-up for the steam tube outlet (eliminates modification of the radiator or water pump when installing the steam tube plumbing). This part includes the two block adapters, gaskets and mounting bolts.
- Length: 4"
- Width: 4"
- Height: 3"
- Emissions Code: No
- Prop 65: No
- Billet Aluminum Block Adapters for GM LS Engines
- (2) -12 AN O-Ring Female Ports (Outlet on Each Side of the Block)
- Black Anodized Finish
- 1/8â€ NPT Female Ports â€“ For Easy Connection of Steam Tube Plumbing
- Includes Gaskets & Mounting Hardware
- Use AN Plumbing for the Coolant Return to the Radiator
- Ideal for Use w/ Most Electric Water Pumps â€“ for Big Block Chevy
- Recommended for Use w/ the Following Water Pumps: Frostbite #'s (22-113, 22-114, 22-126, 22-133, 22-134), or Mr Gasket #'s (7022G, 7022BG)