Hypercoils OBD Quarter Midget Suspension Spring - 1.625" I.D. x 4.25" Tall - 124 lb. 911012 Cast aluminum cover with timing

Cast aluminum cover with timing marks includes water pump backing plate and two coolant inserts

Includes air purge valve for easy cooling system bleeding

1959-1985 Chevrolet Impala

Birchwood is a great thermal barrier

Hypercoils OBD Quarter Midget Suspension Spring - 1.625" I.D. x 4.25" Tall - 124 lb. 911012 Cast aluminum cover with timingHyperco's OBD design concept has proven to be a performance advantage in many forms of racing from Indy Cars and Sports cars, to Dirt and Pavement Late Models. And now, they are available for 1 4 Midget competition! HYPERCOILS because the most important race is the one you are in. Hyperco is a supplier of precision engineered, high performance suspension springs and related components supporting the Motorsports, Street Performance, and Off Road