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Engines and Components› Cylinder Heads and Components

OPTITORQUE TECHNOLOGIES LLC

GM LS Head Bolt Kit 2-Lengths

$229.20 $194.24 Save $34.96

SKU: O040 10574

In Stock
In Stock
Ships by Aug 4
Free Shipping over $100
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

GM LS Head Bolt Kit 2-Lengths

MIA's Description

The OptiTorque Technologies LLC 10574 is a head bolt kit for Gen III/Gen IV LS engines. Crafted from domestically melted American HIGH STRENGTH STEEL, each fastener is heat treated and undergoes a proprietary tempering process.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandOPTITORQUE TECHNOLOGIES LLC
Part NumberO040 10574

Videos

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Installing LS Heads With ARP Bolts | No BS Tech

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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