ARP Diesel Main Stud Kit 230-5402

PART# 230-5402 | SKU ARP230-5402
★★★★★ ★★★★★ 1.0 (1 Reviews)

Vehicle Fitment For:
2006-2010 GM 6.6L Duramax LBZ/LMM

See full application list below
$244.95

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Description

Upgrade your 2006-2010 GM 6.6L Duramax LBZ/LMM with an ARP Diesel Main Stud Kit 230-5402 from XDP. Whether you are setting up your Chevy/GMC diesel for drag racing, sled pulling, or just looking to upgrade the power levels, ARP main and head studs are a must have item! Keep your mains from walking and fretting by clamping down on them with a ARP Main Studs that will protect your investment!

Features:
  • Main Studs
  • Side Bolts
  • ARP Moly Lube

Note:
Torque Specs are 200 FT/LBS on the Mains with ARP Moly Lube, and 86 FT/LBS on the Side Bolts with ARP Moly Lube.

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Both the XD40126TC and XD40125TC are a great add-on that will be critical during installation. Thread Cleaning Chasers are an excellent tool to have on-hand to ensure you have properly cleaned the threads in your engine block before the installation of any fasteners. Clean threads provide accurate torque readings and will help give you peace of mind during your engine build.

Instructions & Tech Info

Reviews For ARP 230-5402

Overall Rating
1.0/5
1 Review
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Verified Buyer
★★★★★ ★★★★★
Bolts
Pat (Amboy) | May 16th, 2026
Just needed one bolt out of the whole kit also got a chaser with it and have yet to even get it pretty upset about it
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Frequently Asked Questions

does this kit include studs for both heads? I am just wondering if this kit includes all the bolts to torque down both heads on a lb7 Duramax?
Thanks, Bob

The ARP DIESEL MAIN STUD KIT 230-5402 is for the main bearings NOT the heads.

ARP DIESEL HEAD STUD KIT 230-4201 is the part number for the ARP head studs for use on a 2001-2015 GM 6.6L Duramax.

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Specifications For ARP 230-5402

MPN 230-5402
SKU ARP230-5402
GTIN 672036035433
ID 3897
Manufacturer Name ARP
Shipping Weight 6.00 lb.
Shipping Length 9 in.
Shipping Width 4 in.
Shipping Height 3 in.
Fuel Type Diesel
Prop 65 Prop 65 WarningWARNING: Cancer & Reproductive Harm - P65Warnings.ca.gov
Internal L2R9

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