Hypercoils OBD Quarter Midget Suspension Spring - 1.625" I.D. x 4.25" Tall - 80 lb. Sprint Car Seats & Accessories 001" and are the most

001" and are the most consistent

Hammer Type

1970-1970 Buick GS 455

Good torque and very strong mid-range power

Hypercoils OBD Quarter Midget Suspension Spring - 1.625" I.D. x 4.25" Tall - 80 lb. Sprint Car Seats & Accessories 001" and are the mostHyperco'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