Are you building a supercharged or nitrous motor? We recommend these thicker wall hardened push rods from Manley. SRT8 6.1L HEMI Stock Length Pushrod Kit Includes 8 Intakes Push Rods at 6.650" Length and 8 Exhaust Push Rods at 7.850" Length with a Wall Thickness of 0.120".
Manley pushrods have meticulously formed ends with exact radii. They have excellent concentricity and closely controlled length. For strength, they are heat treated and black oxide finished.