- Hypereutectic. Marine engine. 3.010 diamete recess .062 deep with 2 valve reliefs. Coated skirts.
| Attributes | |
| Base Number | 3456HC |
| Crown (cc) | +9.5cc |
| Crown Type | DISH |
| Eng. Disp Liters | 5.7 |
| Eng. Disp. In. | 350 |
| Engine Family | Chevy Small Block Gen I |
| Engine Manufacturer | Chevrolet |
| Hazardous Material Code | N |
| Life Cycle Status Code | Available to Order |
| Oversize | .040 |
| Oversizes | STD .020 .030 .040 .060 |
| Pin Configuration | Centered |
| Pin Number | 0927x300A |
| PIN TYPE | Press |
| Ring Pack | 5/64, 5/64, 3/16 |
| Sold As | Sold as a set, priced per piece |
| Top Land | .305 |
| Year From | 1958 |
| Year Range | 1958-2007 |
| Year To | 2007 |
| GTIN | 00800745080066 |