ARP Chevy Duramax 2.8l HSK Head stud kit

SKU: 230-4203 | UPC: 672036049362

ARP Chevy Duramax 2.8L HSK Head Stud Kit 2016-2022 Colorado Canyon

ARP head stud kit 230-4203 delivers reliable cylinder head clamping for 2016-2022 Chevrolet Colorado and GMC Canyon equipped with the 2.8L LWN Duramax diesel engine. These studs replace weak factory bolts to secure head gaskets under high boost and cylinder pressures common in tuned diesel builds. Engine builders count on this kit for consistent performance in street and track applications.

Key Features

• Forged ARP2000 Alloy: Constructed from exclusive ARP2000 material with 220,000 psi tensile strength exceeds OEM bolts by 100% or more for extreme durability.
• Hex Socket Head Design: HSK configuration allows precise torque application with standard socket tools reduces installation time and errors.
• Complete Kit Contents: Includes 10 studs 12-point nuts and hardened parallel washers for bolt-on readiness no additional parts required.
• Precision Rolled Threads: Roll-threaded after heat treatment ensures accurate fit and maximum clamping force without galling.
• High Torque Capacity: Supports up to 190 ft-lbs initial torque plus additional stretch for boosted applications over 40 psi safely.

Product Notes

• Verify engine code LWN prior to purchase for exact match.
• Lubricate studs with ARP Ultra-Torque assembly lube during install for accurate torque readings.
• Ships in protective ARP packaging to prevent thread damage.

Installation Notes

• Professional installation recommended.
• Follow ARP torque sequence diagram apply 70 ft-lbs initial then +90 degrees stretch torque.
• Compatible with stock or aftermarket head gaskets reuse factory washers only if undamaged.

This Part Fits

Year	Make	Model	Submodel
2016-2022	Chevrolet	Colorado	2.8L Duramax LWN Diesel
2016-2022	GMC	Canyon	2.8L Duramax LWN Diesel

Why Choose ARP?

• Trusted by NHRA Pro Stock teams for decades of high-horsepower wins.
• Every stud tested for hardness and thread accuracy before shipment.
• Engineered in Southern California with aerospace-grade processes.

Frequently Asked Questions

• Q: Will this kit fit my 2016 Chevy Colorado 2.8L Duramax?
  A: Yes ARP 230-4203 fits all 2016-2022 Colorado and Canyon models with LWN 2.8L Duramax diesel engine regardless of trim including WT LT Z71 and Denali.
• Q: What material are the studs made from?
  A: Studs use proprietary ARP2000 8740 chrome moly steel alloy heat-treated to 220,000 psi tensile strength with black oxide finish for corrosion resistance.
• Q: Does ARP offer a warranty on this head stud kit?
  A: ARP provides a limited lifetime warranty against manufacturing defects when installed and torqued per instructions.

Shipping & Handling

• Method: UPS Ground or FedEx Ground
• Availability: In stock – ships same or next business day
• Packaging: Compact box measures 7.5 x 7 x 2.8 inches
• Weight: 5.1 lbs