SKU:65036920886

Cylinder Head Bolt Kit for Pontiac 326-389-421 cid with D port heads (1965-66 only)

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Regular price $99.45 USD
Regular price $147.45 USD Sale price $99.45 USD
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USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 9 - Jul 14

Description

Cylinder Head Bolt Kit for Pontiac 326-389-421 cid with D port heads (1965-66 only)High Performance head bolts are available with a reduced wrenching hex or 12 point and wide area flanged head that eliminates theneed for valve train removal to facilitate cylinder head retorquing. All High Performance Series bolts are 180,000 psi (which is 15%stronger than Grade 8) and kits come complete with hardened parallel ground washers. Material: 8740 Chrome Moly Finish: Black Material 2: Finish 2: Origin: USA

They’re offered in a variety of heights to accommodate most any combination of carb and spacer

and copy down the length of the fastener prior to and after installation

For openers

each stud is centerless ground to makeit as close to perfectly concentric as possible

Increased material strength overcomes valve train harmonics and stress

has been applied

It is the most accurate wayto determine the correct pre-load in the rod bolt

making it ideal for the pplication

ARP rocker studs are concentric within

That’s whythe fastener experts at ARP have developed special bolts that are far superior to OEM hardware

You can forget about the problem of shearing a torque converter bolt after you install these super strong 190

If there is a permanent increase of

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Your Cylinder Head Bolt Kit for Pontiac 326-389-421 cid with D port heads (1965-66 only) orders ship within 1-2 business days.

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  • Fast: 2-3 business days
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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