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ARP (Automotive Racing Products) makes the strongest fasteners in motorsport — head studs, main studs, rod bolts, and flexplate bolts used by every Formula 1, NHRA, NASCAR, and championship motorsport program. Aerospace-grade alloys, exact-fit machining.
The Auto Racing Products (ARP) 235-5603 Main Stud Kit is the industry standard for securing 4-bolt splayed main caps on Dart Big M engine blocks. Engineered for those who demand the highest level of performance and reliability, these studs provide the clamping force necessary to prevent main cap walk and ensure the crankshaft remains perfectly aligned at high RPM.
In high-performance engine builds, the main caps are subject to immense force. Using the ARP 235-5603 kit ensures that these caps are held firmly in place, protecting your bearings and crankshaft from misalignment. Unlike standard bolts, these studs are designed to be torqued to a specific stretch, providing a more reliable seal and consistent clamping force. This kit is a critical component for drag racers, circle track competitors, and high-performance street enthusiasts who cannot afford a bottom-end failure. Ensure your engine is built to last with the highest quality fasteners from GGCRACING.
| Brand | Auto Racing Products |
|---|---|
| Manufacturer part number | 235-5603 |
| GGC SKU | BQDN_235-5603 |
| UPC / GTIN | 672036029111 |
Use the manufacturer part number when you compare with other listings or ask us to confirm a match.
| Box size | 8.5 × 4 × 2.5 in |
|---|---|
| Shipping weight | 5.5 lb |
Vehicle fitment is not listed for this part. Send us your year, make and model at sales@ggcracing.com and we will confirm before you order.
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