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6064cc Engine Components::Rocker Arms 1957 Pontiac Chieftain Custom Safari V8
5967cc Air Intake Systems::Short Ram Air Intakes 2003-2006 Chevrolet Silverado 1500 SS V8
-cc Air Filters::Air Filters - Drop In 1991-1996 Ford E-350 Econoline Club Wagon XLT L6
Mufflers & Tips::Catback 2011-2014 GMC Sierra 2500 HD Denali V8
630 Intake Duration : 289 RPM Range : 2400-6700 Exhaust Duration @
COMP Cams Rockers CS 1.7 7/16in Ultra Pro - cca1817-8 import_2022_03_21_012537 6064cc Engine Components::Rocker Arms 1957Built to outlast and outperform in accuracy and strength, the Ultra Pro Magnum XD Rocker Arms are engineered from durable 8650 steel and include a machined billet pushrod seat insert for a wide range of super accurate ratios. A unique and wide ratio range to fit almost any popular application from 1. 5 to 1. 8 in . 5" increments for Chevy and 1. 6 to 1. 73 for various Ford applications is available. These XD rockers are fully rebuildable and boast
