ARP Performance 1/4" - 28, 1.250" Long UHL Black Hex Head Bolt Kit # 750-1250 Rate_20 The thick header flange pads

The thick header flange pads ensure a strong

Tuned-length primary tubes for maximum exhaust scavenging and velocity

Use this pulley with Chevy 350 power steering bracket and short water pump pulleys

2 Groove Water Pump Pulley and 1 Groove Alternator Pulley for 283

Holley LS throttle bodies are unquestionably the biggest bore and most feature-loaded option available

ARP Performance 1/4" - 28, 1.250" Long UHL Black Hex Head Bolt Kit # 750-1250 Rate_20 The thick header flange padsARP Performance 1 4" 28, 1. 250" Long UHL Black Hex Head Bolt Kit # 750 1250 Bolts, Hex Head, Chromoly Steel, Black Oxide, 1 4 in. 28 RH Thread, 1. 250 in. UHL, Set of 5 Fastener Size: 1 4 28 in. RH Underhead Length (in): 1. 250 in. Fastener Head Style: Hex head Fastener Material: Chromoly Fastener Finish: Black oxide Fastener Grade: ARP 8740 chrome moly Fastener Yield Strength (psi): 180,000 psi Wrench Diameter: 5 16 in. Washers Included: Yes