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MAIN STUD KITS
Speedmaster engine studs are created from aircraft quality 8740 high tensile strength chromoly steel, withstanding up to 190,000 PSI. The kit comes complete with 12 point hex nuts and washers.
SM2421 _ SM2422 _ SM2423 _ SM2424 _ SM2425 _ SM2426 _ SM2427 _ SM2428 _ SM2429 _ SM2430 _ SM2431 _ SM2432 _ SM2433 _ SM2434 _ SM2435 _
SB Chevy 2 BLT M / Stud Kit SB Chevy 4 BLT M / Stud Kit BB Chevy 2 BLT M / Stud Kit BB Chevy 4 BLT M / Stud Kit Ford 250 2 BLT M / Stud Kit Ford 302w 2 BLT M / Stud Kit Ford 351w 2 BLT M / Stud Kit Ford 351c 2 BLT M / Stud Kit Ford 429 / 460 2 BLT M / Stud Kit Chyrsler 260 2 BLT M / Stud Kit Chyrsler 318 / 340 2 BLT M / Stud Kit Chyrsler 383 / 440 2 BLT M / Stud Kit Holden 186 / 202 2 BLT M / Stud Kit Holden 253 / 308 2 BLT M / Stud Kit Holden 253 / 308 4 BLT M / Stud Kit
AIRCRAFT QUALITY 12 POINT NUTS & HARDENED FLAT WASHERS
Speedmaster 12 point nuts and hardened flat washers are made from aerospace-quality material and are rated at 180,000 PSI tensile strength.
SM2471 _ |
7 / 16 12 Point Hex Nuts |
SM2472 _ |
7 / 16 Ground Washers. |
SM2473 _ |
1 / 2” 12 Point Hex Nuts |
SM2474 _ |
1 / 2” Ground Washers |
MAIN BOLTS
Speedmaster main bolts are manufactured from chromoly steel for high performance applications. All bolts are heat treated and black oxide coated for strength over 150,000 PSI.
SM4221 _ SM4222 _ SM4223 _ SM4224 _ SM4225 _
305 / 350 Chevy Main Bolts and Washers 454 Chevy Main Bolts and Washers 302w Main Bolts and Washers 351w Main Bolts and Washers 460 Main Bolts and Washers www. SPEEDMASTERENGINEERING. com
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