- Hypereutectic. L19 engine. 2.000 diameter recess .050 deep with 2 valve reliefs. * Same as 3408H with coated skirts.
Application Summary:
| Year | Make/Model |
|---|---|
| 1991-1993 | Chevrolet C1500 |
| 1991-1998 | Chevrolet C2500 |
| 1992-1998 | Chevrolet C2500 Suburban |
| 1991-1998 | Chevrolet C3500 |
| 1991-1998 | Chevrolet C3500HD |
| 1996-1998 | Chevrolet Express 3500 |
| 1991-1996 | Chevrolet G30 |
| 1991-1998 | Chevrolet K2500 |
| 1992-1998 | Chevrolet K2500 Suburban |
| 1991-1998 | Chevrolet K3500 |
| 1991-1998 | Chevrolet P30 |
| 1991 | Chevrolet R2500 Suburban |
| 1991 | Chevrolet R3500 |
| 1991 | Chevrolet V3500 |
| 1991-1998 | GMC C2500 |
| 1992-1998 | GMC C2500 Suburban |
| 1991-1998 | GMC C3500 |
| 1991-1998 | GMC C3500HD |
| 1991-1996 | GMC G3500 |
| 1991-1998 | GMC K2500 |
| 1992-1998 | GMC K2500 Suburban |
| 1991-1998 | GMC K3500 |
| 1991-1998 | GMC P3500 |
| 1991 | GMC R2500 Suburban |
| 1991 | GMC R3500 |
| 1996-1998 | GMC Savana 3500 |
| 1991 | GMC V3500 |
| Attributes | |
| Base Number | 3408HC |
| Crown (cc) | +5cc |
| Crown Type | DISH |
| Eng. Disp Liters | 7.4 |
| Eng. Disp. In. | 454 |
| Engine Family | Chevy Big Block Gen V |
| Engine Manufacturer | Chevrolet |
| Hazardous Material Code | N |
| Life Cycle Status Code | Available to Order |
| Oe Assembly | 12506746, 10126746, 10166822, 12522358 |
| Oversizes | STD .020 .030 .040 .060 |
| Pin Configuration | Offset |
| Pin Number | 0990x230A |
| PIN TYPE | Press |
| Ring Pack | 5/64, 5/64, 3/16 Shallow Oil Groove |
| Sold As | SINGLE |
| Top Land | .265 |
| Vin Code | J, N |
| Year From | 1991 |
| Year Range | 1991-1998 |
| Year To | 1998 |
| GTIN | 00800745083098 |