PAC 1205X - 1209X RPM PREMIUM SERIES DUAL VALVE SPRINGS BP PB 1803 410 cc

BP PB 1803   410 cc         95 cc / 91 cc *        2

sleeves and stainless steel clamps

EXHAUST PATTERN  INTAKE MANIFOLD

64 FORD FE 9-3508X9 92

100% AMERICAN MADE BY AMERICANS WITH AMERICAN AIRCRAFT CERTIFIED 4340 STEEL

PAC 1205X - 1209X RPM PREMIUM SERIES DUAL VALVE SPRINGS BP PB 1803 410 ccCALL SHANON AT 507 445 3235 WITH ANY QUESTIONS. Part# O. D. Large End I. D. Large End O. D. Small End I. D. Small End Installed Height (Valve Closed) Open Valve (Valve Open) Spring Rate Max Coil Bind Max Lift Titanium Retainers Steel Retainers Spring Seats Spring Cups Price PAC 1205X 1. 304 0. 95 No 0. 694 155 @ 1. 800 410 @ 1. 150 392 1. 000 0. 700 PAC R435 PAC R335 PAC S129 N A RPM Series Dual LS Engine Spring $285. 76 PAC 1206X 1. 29 0. 95 No 0.