Are these bolts stronger than the original equipment bolts?

Yes, ARP bolts are made from high-strength stainless steel, offering a more robust fastening solution compared to standard factory bolts.

What is the advantage of 12-point bolts?

The 12-point head design allows for easier access and engagement with a socket in tight engine bay spaces, which can be common on LS engines.

Does this kit include all the necessary hardware for the water pump and thermostat housing?

This kit contains bolts specifically for the water pump and thermostat housing. Always refer to your vehicle's service manual to confirm all required hardware for your specific repair.

ARP

ARP LS1 LS2 SS 12pt Water Pump Bolts w/Thermostat Housing Bolts Kit

Name: ARP LS1 LS2 SS 12pt Water Pump Bolts w/Thermostat Housing Bolts Kit
Brand: ARP
Price: 45.04 USD
Availability: InStock

$45.04

ARP stainless steel 12-point bolts for your LS engine's water pump and thermostat housing. Stronger and more corrosion resistant than stock.

Key Features

12-point head design — allows for tighter access with a socket.
Stainless steel construction — resists rust and corrosion.
Direct fit for GM LS engines — replaces factory water pump and thermostat housing bolts.

This kit is designed for GM LS engines, including LS1 and LS2 variants.

⚠ California Prop 65 Warning

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