Introducing our new precision machined big block Chevy block, designed to meet the demands of high-performance applications. Constructed from 6061-T6 aluminum, this block is available in both solid and water-jacketed configurations to suit different engine requirements. With a generous 4.500-4.600 bore, this block accepts standard BBC heads, making it versatile and adaptable for various setups. The raised cam (+.400) provides increased rod clearance, allowing for more aggressive camshaft profiles and improving overall engine performance.
Featuring a 55mm roller cam core, aluminum caps with premium main stud hardware, and integrated engine mounts, this block is engineered for durability, strength, and precise fitment. The integrated engine mounts simplify installation and ensure stability under demanding conditions. It’s important to note that this block requires an external oil pump or a dry sump system to provide the necessary lubrication for high-performance applications.
Whether you’re building a drag racer, a high-horsepower street machine, or a tough marine engine, our precision machined big block Chevy block offers the strength, precision, and versatility needed to meet and exceed your performance goals.
Features
- 6061-T6 CONSTRUCTION
- AVAILABLE SOLID OR WATER-JACKETED
- 4.500/4.600 BORE
- ACCEPTS STANDARD BBC HEADS
- RAISED CAM (+.400) FOR MORE ROD CLEARANCE
- 55MM ROLLER CAM CORES
- ALUMINUM CAPS WITH PREMIUM MAIN STUD HARDWARE
- INTEGRATED ENGINE MOUNTS
- EXTERNAL OIL PUMP OR DRY SUMP REQUIRED
Block Specifications
| BORE SPACING | 4.840 (STANDARD BBC) |
| DECK HEIGHT | 9.800 |
| CAM DIAMETER | 55MM ROLLER |
| CAM HEIGHT | 5.550 (+.400) |
| LIFTER DIAMETER | .937 |
| LIFTER PATTERN | BBC |
| HEAD-BOLT PATTERN | BBC |
| HEAD-BOLT DIAMETER | 7/16 or 1/2 |