Photo - Primary
Click to zoom in

ARP 3/8in CA625+ General Replacement Rod Bolt Kit (Set of 2)

ARP
ARP300-6724
672036034580
Rod Bolt Kits
4 Units In Stock - Ships Next Business Day
$ 85.39
$ 85.39

SKU: 300-6724 | UPC: 672036034580

ARP 3/8in CA625+ General Replacement Rod Bolt Kit for 1997-2004 Chevy LS1/LS6 (Set of 2)

These ARP rod bolts replace originals in Callies CA625+ connecting rods used in GM LS1 and LS6 engines. Designed for Chevrolet Camaro, Corvette, Pontiac Firebird and GTO builds, they maintain secure clamp load under extreme stress. Engineered with ARP2000 alloy for lasting performance in street and race applications.

Key Features

  • ARP2000 Alloy Construction: Rated at 200,000 psi tensile strength to handle high boost and RPM without fatigue
  • Precision-Rolled Threads: Formed after heat treatment for maximum thread strength and accurate torque values
  • 1.550in Underhead Length: Matches CA625+ rod design for proper fit and even load distribution
  • 3/8in-24 Thread Size: Direct replacement ensuring compatibility with LS small journal cranks
  • Matched Set of 2: Includes bolts for one rod with exact specifications for balanced assembly

Product Notes

  • Inspect connecting rod bores before installation to ensure proper bolt seating
  • Store in dry conditions to prevent corrosion prior to use
  • Ships in protective packaging to avoid damage during transit

Installation Notes

  • Professional installation recommended.
  • Torque to ARP specifications using ARP Ultra-Torque lubricant on threads and under heads
  • Compatible with Callies CA625+ H-beam or I-beam rods in LS engine blocks

This Part Fits

Year Make Model Submodel
1997-2004 Chevrolet Corvette Base, Z06 (LS1/LS6)
1998-2002 Chevrolet Camaro Z28, SS (LS1)
1998-2002 Pontiac Firebird Formula, Trans Am (LS1)
2004 Pontiac GTO Base (LS1)
2005-2006 Pontiac GTO Base (LS2 w/ CA625+ rods)

Why Choose ARP?

  • Trusted by professional race teams for critical engine fasteners
  • Manufactured to exacting standards for consistent performance
  • Backed by decades of engineering expertise in high-stress applications

Frequently Asked Questions

  • Q: Will these bolts fit stock GM LS connecting rods?
    A: These are designed specifically for Callies CA625+ aftermarket rods. Use ARP 234-6724 for stock LS1/LS6 rods.
  • Q: What material are the bolts made from?
    A: ARP2000 chrome moly alloy with 200,000 psi tensile strength and rolled threads for superior fatigue resistance.
  • Q: What is the recommended torque procedure?
    A: Follow ARP torque sequence with Ultra-Torque lube. Initial torque plus 110% for ARP bolts, re-torque after break-in cycles.

Shipping & Handling

  • Method: UPS Ground
  • Availability: In stock - ships same or next business day
  • Packaging: Compact box 5.5 x 4 x 0.75 inches
  • Weight: 0.25 lb

Request For Information

Have questions about ARP 3/8in CA625+ General Replacement Rod Bolt Kit (Set of 2)? Fill out the form below and we'll get back to you by the next business day.
ARP Head Studs

ARP Head Studs

ARP head stud kits for internal engine builds are stocked at Black Ops Auto Works. Shop ARP head stud and bolt kits, main stud kits, and rod bolt kits engineered for HEMI, Ford Modular and Coyote, GM LS, Subaru EJ, Honda K and B series, VW/Audi turbo four cylinders, Porsche, BMC, and Renault engines, along with the Ultra-Torque assembly lubricant every kit depends on. Every product is filterable by year, make, model, and engine platform so the correct fastener kit ships the first time. Black Ops Auto Works carries 812 ARP Head Studs SKUs across 8740 chromoly and ARP2000 alloy options. What This Collection Covers ARP head studs replace factory head bolts with precision-machined threaded studs that thread into the block and allow the nut to be torqued concentrically on a stationary fastener, producing more even and repeatable clamping force across the entire head gasket surface than a factory head bolt design. This collection focuses on the internal engine fasteners that hold the ...

View ARP Head Studs Products
Connecting Rods & Push Rods

Connecting Rods & Push Rods

Connecting rods and push rods for import and domestic engine builds are stocked at Black Ops Auto Works. Shop Manley H-beam connecting rods, Brian Crower rods, Carrillo GTR rods, Eagle stroker rods, ARP rod bolt kits, and Fleece Performance push rods for 2JZ, FA20, EJ20, EJ25, EcoBoost, B18C, and diesel platforms. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 342 connecting rod and push rod SKUs across material and engine application. What This Category Covers Connecting rods link the piston to the crankshaft and are one of the most heavily loaded components in a performance engine build, while push rods transfer camshaft motion to the valves on pushrod style engines. This collection covers upgraded connecting rods, rod bolt kits, and push rods built to handle higher horsepower and RPM than factory components. Categories Included H-beam connecting rods, I-beam connecting rods,...

View Connecting Rods & Push Rods Products
Engine

Engine

Engine parts and engine bay upgrades for Dodge, Jeep, RAM, Chrysler, Chevrolet, Ford, Toyota, Nissan, Subaru, and Honda vehicles are stocked at Black Ops Auto Works. Shop oil catch cans, supercharger pulleys, thermostats, radiators, cooling parts, throttle bodies, intake manifolds, headers, ignition coils, spark plugs, sensors, gaskets, fuel pumps, valve covers, engine covers, billet cap covers, and full engine bay dress-up parts for HEMI, Hellcat, Trackhawk, Redeye, Demon, Scat Pack, RAM TRX, LS, LT, Coyote, EcoBoost, K-Series, and 2JZ builds. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 14,298 engine SKUs across performance, cooling, oil control, ignition, and appearance categories. What This Category Covers The Engine collection combines OEM-replacement engine service parts with performance aftermarket upgrades for supercharged, turbocharged, and naturally aspirated builds...

View Engine Products
Rod Bolt Kits

Rod Bolt Kits

Rod Bolt Kits parts and accessories Rod bolt kits for high performance engine builds are stocked at Black Ops Auto Works. Shop ARP 8740, ARP2000 and L19 connecting rod bolt kits for LS, Coyote, Hemi, K20, K24, 2JZ, RB, EJ, SBC, BBC, VQ and Duramax engines. Every product is filterable by year, make, model, trim, engine and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 83 Rod Bolt Kits SKUs across the applications, service levels and performance combinations enthusiasts need. What This Rod Bolt Kits Collection Covers A connecting rod bolt controls cap clamping force during every engine cycle. This collection centers on application specific ARP kits and replacement bolts for OEM and aftermarket rods, with material choices for street, endurance, boosted and high rpm engines. Application First Selection Use the collection filters and product notes to match each component to the exact vehicle, engine or system configuration. A correct application ma...

View Rod Bolt Kits Products
Military & First Responder Discounts

Military & First Responder Discount Program

Black Ops Auto Works proudly honors active duty military, veterans, National Guard, reserves, police officers, firefighters, and EMTs with an exclusive 5% discount on all performance parts and carbon fiber upgrades. Verify instantly and start saving today.

Learn More & Apply

Your cart

×