These CP-Carrillo Bullet Race Series pistons are forged from 2618 aluminum in the USA for naturally aspirated circle track race engines built around the Ford Motorsport N351 cylinder head. The flat top design uses lateral gas ports with no valve reliefs and delivers an 11.6:1 compression ratio. The set covers a 4.030in bore with a 3.500in stroke on 5.700in or 6.200in rods, or a 3.850in stroke on 6.000in rods, at a 1.250in compression height. A 1.2mm, 1.2mm, and 3.0mm ring pack is included along with .927 x 2.250in wrist pins. Sold as a complete set of eight pistons with rings.
| Type | Forged race piston set (Bullet Race Series) |
| Material | 2618 forged aluminum |
| Application | Small Block Ford, N351 cylinder head |
| Bore | 4.030in |
| Size | +0.030in oversize |
| Dome | Flat top, lateral gas ports, no valve reliefs |
| Compression Ratio | 11.6:1 |
| Stroke / Rod | 3.500in stroke (5.700in or 6.200in rod) or 3.850in stroke (6.000in rod) |
| Compression Height | 1.250in |
| Ring Pack | 1.2mm / 1.2mm / 3.0mm (included) |
| Wrist Pins | .927 x 2.250in (included) |
| Quantity | Complete set (8 pistons) |
| Country of Origin | Made in USA |
| Part Number | BFR6059-030 |
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Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
