ARP 430-2001 Intake Manifold Bolt Kit for Chevrolet LS1. LS4. LS6. 4.8L-RL4. 5.3L-LM7. 6.0L-LQ4. 4.480˝ UHL. ARP Stainless. hex ymm_49 delivers a material with superior

delivers a material with superior fatigue characteristics and typically tensile strength in the 260

Chevelle 1970-1973

which makes them about 1000% longer fatigue life than most main bolts

Specifications Socket Size(s) 3/8 hex UHL (Qty: 2) 0

Chevy II 1966-1967

ARP 430-2001 Intake Manifold Bolt Kit for Chevrolet LS1. LS4. LS6. 4.8L-RL4. 5.3L-LM7. 6.0L-LQ4. 4.480˝ UHL. ARP Stainless. hex ymm_49 delivers a material with superiorNow you can use premium quality ARP stainless steel or chrome moly fasteners to install most anything on a car, boat or trailer. The specially alloyed ARP 300 stainless steel and heat treated 8740 chrome moly bolts (black oxide finish) are nominally rated at 180, 000 psi tensile strength to provide a substantial extra margin of safety over Grade 8 hardware. Whats more, you cant beat the gorgeous looks of ARPs specially polished stainless steel