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ARP 2545501 Main Stud Kit, 200,000 PSI Chrome Moly Steel, For Select Ford Small Block 2-Bolt Main Applications, 289-302 CID, With Windage Tray
✅ In stock
F
Grade
Analysis Confidence
90%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Nov 2, 2026 8:13 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰The current price sits right around what this item typically fetches.
- 📉It has been quite a while since a more competitive price was available, lending today's offer solid comparative value.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
3.23/20
Deal Strength
3/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
Amazon.com
🚚 Shipping
Free Shipping
Product Details
✓Main studs are designed to meet the exacting standards and demands of professional engine builders
✓Manufactured from 8740 chrome moly steel
✓Rated at 200,000 PSI, which is considerably stronger than Grade 8 hardware
✓Rolled J-form threads are 1000% stronger than other threads
✓Main studs are recommended over main bolts for a number of reasons, including more accurate torque readings and easier engine assembly
⚙️ Specifications
Material
Alloy Steel
Exterior Finish
Painted
Manufacturer Grade
Grade 8
Head Style
Flat
Color
Black
Fastener Type
Stud Bolt
Brand
ARP
Thread Type
Un
Thread Style
Right Hand
Item Hardness
Grade 8
Metal Type
Alloy Steel