SleepyTuned Approved ARP 2000 Headstud Upgrade

Sourced directly from ARP with the correct measurements for the Lambda platform. These studs work in every year 3.3 block. Cat-claw wide washers are included in the kit to provide proper torque readings and clamp force. Backed by hands-on experience across 40+ engine tear-downs — we know what the Lambda needs. No guessing games.

Fits every year 3.3 block
ARP 2000 series studs sourced with verified measurements
Cat-claw wide washers included for proper torque/clamp force
SleepyTuned-approved spec — backed by 40+ engine tear-downs

Total

Return & Refund Policy

Headstud kits may be returned within 30 days of delivery if unused, in original packaging, and with all hardware present. Installed or modified kits are not eligible. Approved returns are subject to a restocking fee of up to 20%. Original shipping charges are non-refundable.

Disclaimer

Proper torque sequence, clearances, and fluids are the responsibility of the installer. SleepyTuned is not liable for damage resulting from improper installation or misuse.

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ENGINE INTERNALS