Swift Rear Coil Spring - Bulletproof - 5.0" OD x 16" Tall - 175 lb. Helmet Peak 9/16 in 26 Spline to

9/16 in 26 Spline to 3/4 in Double D

5" OD - 11

Peterson's filter block off plates facilitate the hook up of wet and dry sump oil pressure lines to the engines stock oil filter pad

They feature a 3/8" NPT inlet fitting and a 1/8" pipe fitting with plug for a fuel pressure gauge

we needed an HEI Cap and Rotor that could withstand the high output

Swift Rear Coil Spring - Bulletproof - 5.0" OD x 16" Tall - 175 lb. Helmet Peak 9/16 in 26 Spline toPURPOSE BUILT FOR THOSE OF YOU PUTTING MORE STRESS ON A SPRING THAN HOW IS CONVENTIONALLY USED. WE SOUGHT AFTER A NEW APPROACH IN DEVELOPMENT FROM OUR REGULAR SUSPENSION SPRING. Swift Springs manufactures springs with differing rates for a variety of circle track racing applications. With options for both dirt and asphalt tracks, Swift has a wide range of coil spring formats, including coil over, dual rate, bump springs, and more. Swift Springs