SKU: 247-7201 | UPC: 672036048686
ARP Main Stud Kit for 2001-2009 Cummins ISL 8.9L ARP2000
ARP Main Stud Kit 247-7201 delivers reliable main cap fastening for Cummins ISL 8.9L diesel engines found in heavy-duty trucks and buses. These studs prevent main cap walk and fretting while safeguarding engine block threads during high-stress operation. Kits include all necessary components for secure installation and enhanced engine durability.
Key Features
- ARP2000 Alloy: Manufactured from 8740 chrome moly steel heat-treated to 190,000 psi tensile strength for dependable clamping force
- Precision J-Form Threads: Rolled after heat treatment creating threads 2000% stronger than conventional fasteners to resist fatigue
- Complete Kit Contents: Includes hardened parallel-ground washers and 12-point nuts for even load distribution
- Windage Tray Provisions: Select studs feature serrated standoff design with lock nuts to secure windage trays firmly
- Black Oxide Finish: Provides corrosion resistance and smooth installation on Cummins ISL blocks
Product Notes
- Designed specifically for Cummins ISL 8.9L engine mains
- Eliminates common failures from stretched stock bolts under boost or high torque
- Ships in protective ARP packaging to prevent damage
Installation Notes
- Professional installation recommended.
- Use ARP lubricant and torque to specified values from ARP instructions
- Compatible with OEM main caps and windage trays where equipped
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2001-2009 | Cummins | ISL | 8.9L |
| 2001-2009 | Freightliner | M2 Series | w/ Cummins ISL 8.9L |
| 2001-2009 | International | 4300/4400 | w/ Cummins ISL 8.9L |
| 2001-2009 | Peterbilt | 330/337 | w/ Cummins ISL 8.9L |
Why Choose ARP?
- Proven in racing and heavy-duty diesel applications for decades
- Every fastener undergoes rigorous in-house testing for consistency
- Precision manufacturing ensures exact fit and peak clamping performance
Frequently Asked Questions
- Q: Will this kit fit my Cummins ISL 8.9L engine?
A: Yes ARP 247-7201 fits all 2001-2009 Cummins ISL 8.9L engines including QSL variants in trucks from Freightliner International and Peterbilt - Q: What material and strength rating does it have?
A: ARP2000 8740 chrome moly steel with 190,000 psi tensile strength and rolled J-form threads for superior durability - Q: What is the ARP warranty policy?
A: Lifetime warranty against failure when installed and torqued per ARP guidelines excludes abuse or improper use
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: ARP branded box approximately 10 x 6 x 2 inches
- Weight: 4.25 lbs
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