Valve Cover Bolt Kit Merlin Block, Brodix Head SB 1/4-20 thread, 4.500in UHL, Black Oxide 12-Pt Head

Valve Cover Bolt Kit Merlin Block, Brodix Head SB 1/4-20 thread, 4.500in UHL, Black Oxide 12-Pt HeadTo ensure proper sealing of valve covers, ARP manufactures a variety of special application specific bolt and stud kits. Many professional engine builders prefer to use studs because of their ability to properly position the gasket and guide the cover into position. ARP offers studs and bolts in a choice of chrome moly steel with a black oxide finish or polished ARP Stainless. You have a choice between conventional hex head bolts and nuts or compact,

000 psi tensile strength

As the crankshaft flexes and twists

We recommend you maintain a chart of all rodbolts

ARP offers High Performance Series bolts that aremade from a premium grade chrome moly and hardened to a nominal tensile strength of 180

limited rule ovaltrack competition and street use

and monitor overall length during installation

They are both forged from aerospace alloy and heat-treated prior to thread rollingand machining

Measure the fastener prior to starting

while bolt kits are shipped with the required flat washers

and is a premium replacement for OEM fasteners

insulated plastic carrying case for protection

Some applications have provisions for mounting windage trays and have specially designed standoff studs with serrated lock nuts to position the windage tray and lock it securely in place