Crower 74015F Features:

Crower 74015F shaft rocker system for PRC LS3 cylinder heads, cataloged for head number 199-PRCLS36B260. Arm length is 1.480 in. with .225 intake offset and .000 exhaust offset for precise rocker geometry. Uses mounting base stand ID 102F with stand part number 74400X102F for correct fitment on PRC LS3 applications. Shafts are CNC precision-machined from ball race alloy steel, double heat-treated, and micro-finish ground in-house.

Shaft Rockers Prc LS3 Cy 1.480 Arm, .225 In. Features:

• PRC LS3 head-specific shaft rocker geometry with 1.480 arm length, .225 intake offset, and .000 exhaust offset for precise valvetrain alignment
• CNC-machined ball-race alloy steel shafts, double heat-treated and micro-finish ground for strength, accuracy, and smooth operation
• Shaft-mounted design improves valvetrain stability and high-rpm control while helping reduce valve guide wear in custom LS3 builds
• Uses mounting base stand ID 102F, stand part 74400X102F, for correct fitment with compatible PRC LS3 cylinder head applications
• Optional needle-bearing tip or DLC-coated pin upgrades help reduce friction and heat for demanding performance and racing use