4-Pattern 241/251 IB, 243/253 OB Hydraulic Roller Cam for Ford 351W
Application: Fits Ford Small Block Engines originally equipped with "Old" firing order and 351 Windsor engines with the "Windsor" firing order
Excellent for street/strip applications with good heads and raised compression in high RPM engines. 3200+ stall.
Hydraulic Roller: 4-Pattern 293QIO8 - Excellent for street/strip Applications with good heads and raised compression in high RPM engines. 3200+ Stall.
- Technology developed and race-proven in NASCAR.
- Feature a large increase in both area under the curve and stability at high RPM.
- Optimize valve events based on runner length.
- Feature four lobe patterns, one intake and exhaust design for outboard runners and another intake and exhaust design for inboard runners.