Howe Spring Rubber - Fits 5"-5-1/2" Coil Springs - Hard - 20# HASZ19IM 540" Gasket BoreSince 1989

540" Gasket BoreSince 1989

1970-1971 Chevrolet G30 Van

Simpson Drag Chutes hang on some of fastest and quickest cars on the planet and they depend on Simpson chutes to get them to a halt

trailing arms

375-inch crank pilot

Howe Spring Rubber - Fits 5"-5-1/2" Coil Springs - Hard - 20# HASZ19IM 540" Gasket BoreSince 1989Made to fit any 2 1 2", 5" and 5 1 2" diameter coil spring. 1 1 4 height. For quick, precise spring rate changes. These spring rubbers are made for racing from a special Polyurethane that out lasts rubber 4 to 1. Maintains 95% of its rate at 180 degrees. Made in soft, medium and hard, the rates are proportionate to the spring rate. Howe Racing Enterprises began building and selling chassis and components in 1971 and since then we have produced