Auto Barn
Est. 1957
ARP LS1 LS2 12pt Thermostat Housing Bolt Kit
ARP
ARP

ARP LS1 LS2 12pt Thermostat Housing Bolt Kit

$6.34

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Worn-out thermostat housing bolts can leak coolant. This ARP bolt kit replaces them directly.

Key Features

  • 12-point head design — easier to get a socket on in tight engine bays.
  • Heat-treated 8740 chromoly steel — strong and durable for engine temperatures.
  • Direct fit for LS1 and LS2 engines — replaces stock thermostat housing bolts.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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ARP LS1 LS2 12pt Thermostat Housing Bolt Kit

$6.34