2218-3905 307 Small Block Chevy FX Series +4cc Dome Top SBC 23 Degree Forged Piston Set 3.905 inch bore Pin Dia.: 0.927" Comp Height: 1.675" Bore Size 4125 in 104690 mm Some Boost or NOS 8

Some Boost or NOS 8 CYLINDER SET

1) Single SX series replacement piston with wrist pin and pin locs

the following points must be understood and considered

266 Chevy V6

Perfect for Mild Street or Extreme Power Adder Applications 8 CYLINDER SET

2218-3905 307 Small Block Chevy FX Series +4cc Dome Top SBC 23 Degree Forged Piston Set 3.905 inch bore Pin Dia.: 0.927" Comp Height: 1.675" Bore Size 4125 in 104690 mm Some Boost or NOS 8311 Small Block Chevy, FX, Comp Height: 1. 675, +4cc Dome Top, PIN: . 927", Full Floating or Press Fit, Ring Groove: 1. 2 1. 2 3MM, Stroke: 3. 250", ROD: 5. 7, Approx Comp Ratio: 58cc 11. 31, 64cc 10. 39, 70cc 9. 62 *