Allstar O-Ring Rubber Water Pump Small Block Ford Allstar Aluminum Water Necks ALL99137

Allstar O-Ring Rubber Water Pump Small Block Ford Allstar Aluminum Water Necks ALL99137 – Allstar Performance part number ALL99137.

Replacement O-ring for the Allstar. ALL30174 small block Ford water neck, used to seal the base flange.

The difference between a dependable system and a frustrating leak often comes down to a single seal. Allstar Performance O-Rings are engineered to provide reliable, leak-resistant sealing for fuel, oil, coolant, air, and hydraulic systems, helping maintain pressure while protecting critical components from fluid loss. Manufactured for durability and available in a wide range of sizes, these versatile O-rings are an essential component for maintenance, repairs, and custom automotive fabrication where dependable sealing performance matters.

Details:

• Engine Type: Small Block Ford
• Material: Rubber
• Sold As: Each

Application Notes:

• Allstar ALL30174 Small Block Ford Water Neck

Product information

• Allstar Performance part number: ALL99137
• Country of origin: USA
• Package size: 4 x 2.45 x 0.4 in
• Shipping weight: 0.01 lb

California Proposition 65 warning: Cancer and Reproductive Harm – www.P65Warnings.ca.gov