Valve Cover Bolt Kit Merlin Block, Brodix Head SB 1/4-20 thread, 4.250in UHL, Black Oxide 12-Pt Head

Valve Cover Bolt Kit Merlin Block, Brodix Head SB 1/4-20 thread, 4.250in 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,

rated at 190

They run-in straight and true

the harmonic damper absorbs incredible amounts of kinetic energy

Studs and bolts come either black oxide chrome moly or polished ARP Stainless

wide area washer and an extra tall 12-point head that accepts a deep socket and eliminates the worry ofstripping the head

Specially drilled “NASCAR” models are available for those who wish to safety wire their header bolts to prevent loosening

A sample chart is as follows: ARP offers a highly accurate stretch gauge with a dial indicator that reads in increments of

Pro Series main bolts are application-specific

Nuts not included

Because of this

Camshaft positioning is critical on overhead cam engines and ARP makes sure that the cam towers are properly secured through use of these durable bolts and studs

They’re nominally rated at 180