Olds 442

Big Block Oldsmobile

Piston Top Aprox. Comp. Ratio Show all Piston Top Aprox. Comp. Ratio
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455 Big Block Oldsmobile FX Comp Height: 1.75 -12cc Flat Top PIN: .980 Ring Groove: 1/16-1/16-3/16" Stroke: 4.25 ROD: 6.735 Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to High Levels) Comp Ratio: 72cc-11.03, 75cc-10.71, 77cc-10.51
Regular price $669.95
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455 Big Block Oldsmobile FX Comp Height: 1.75 -12cc Flat Top PIN: .980 Ring Groove: 1/16-1/16-3/16" Stroke: 4.25 ROD: 6.735 Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to High Levels) Comp Ratio: 72cc-11.17, 75cc-10.85, 77cc-10.65
Regular price $669.95
Sale price $669.95
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455 Big Block Oldsmobile FX Comp Height: 1.75 -12cc Flat Top PIN: .980 Ring Groove: 1/16-1/16-3/16" Stroke: 4.25 ROD: 6.735 Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to High Levels) Comp Ratio: 72cc-11.21, 75cc-10.89, 77cc-10.69
Regular price $669.95
Sale price $669.95
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455 Big Block Oldsmobile FX Comp Height: 1.75 -12cc Flat Top PIN: .980 Ring Groove: 1/16-1/16-3/16" Stroke: 4.25 ROD: 6.735 Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to High Levels) Comp Ratio: 72cc-11.31, 75cc-10.98, 77cc-10.78
Regular price $669.95
Sale price $669.95
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455 Big Block Oldsmobile FX Comp Height: 1.75 -19cc Dish Top PIN: .980 Ring Groove: 1/16-1/16-3/16" Stroke: 4.25 ROD: 6.735 Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to High Levels) Comp Ratio: 72cc-10.32, 75cc-10.05, 77cc-9.88
Regular price $669.95
Sale price $669.95
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455 Big Block Oldsmobile FX Comp Height: 1.75 -19cc Dish Top PIN: .980 Ring Groove: 1/16-1/16-3/16" Stroke: 4.25 ROD: 6.735 Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to High Levels) Comp Ratio: 72cc-10.45, 75cc-10.18, 77cc-10.00
Regular price $669.95
Sale price $669.95
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455 Big Block Oldsmobile FX Comp Height: 1.75 -19cc Dish Top PIN: .980 Ring Groove: 1/16-1/16-3/16" Stroke: 4.25 ROD: 6.735 Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to High Levels) Comp Ratio: 72cc-10.49, 75cc-10.21, 77cc-10.04
Regular price $669.95
Sale price $669.95
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455 Big Block Oldsmobile FX Comp Height: 1.75 -19cc Dish Top PIN: .980 Ring Groove: 1/16-1/16-3/16" Stroke: 4.25 ROD: 6.735 Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to High Levels) Comp Ratio: 72cc-10.59, 75cc-10.31, 77cc-10.13
Regular price $669.95
Sale price $669.95
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481 Stroker Big Block Oldsmobile FX Comp Height: 1.26 -12cc Flat Top PIN: .990 Ring Groove: 1/16-1/16-3/16" Stroke: 4.5 ROD: 7.1 Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to High Levels) Comp Ratio: 72cc-11.62, 75cc-11.29, 77cc-11.08
Regular price $669.95
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481 Stroker Big Block Oldsmobile FX Comp Height: 1.26 -12cc Flat Top PIN: .990 Ring Groove: 1/16-1/16-3/16" Stroke: 4.5 ROD: 7.1 Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to High Levels) Comp Ratio: 72cc-11.76, 75cc-11.43, 77cc-11.21
Regular price $669.95
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481 Stroker Big Block Oldsmobile FX Comp Height: 1.26 -12cc Flat Top PIN: .990 Ring Groove: 1/16-1/16-3/16" Stroke: 4.5 ROD: 7.1 Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to High Levels) Comp Ratio: 72cc-11.80, 75cc-11.46, 77cc-11.25
Regular price $669.95
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481 Stroker Big Block Oldsmobile FX Comp Height: 1.26 -12cc Flat Top PIN: .990 Ring Groove: 1/16-1/16-3/16" Stroke: 4.5 ROD: 7.1 Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to High Levels) Comp Ratio: 72cc-11.90, 75cc-11.56, 77cc-11.35
Regular price $669.95
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481 Stroker Big Block Oldsmobile FX Comp Height: 1.26 -19cc Dish Top PIN: .990 Ring Groove: 1/16-1/16-3/16" Stroke: 4.5 ROD: 7.1 Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to High Levels) Comp Ratio: 72cc-10.88, 75cc-10.59, 77cc-10.41
Regular price $669.95
Sale price $669.95
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481 Stroker Big Block Oldsmobile FX Comp Height: 1.26 -19cc Dish Top PIN: .990 Ring Groove: 1/16-1/16-3/16" Stroke: 4.5 ROD: 7.1 Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to High Levels) Comp Ratio: 72cc-11.01, 75cc-10.72, 77cc-10.53
Regular price $669.95
Sale price $669.95
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481 Stroker Big Block Oldsmobile FX Comp Height: 1.26 -19cc Dish Top PIN: .990 Ring Groove: 1/16-1/16-3/16" Stroke: 4.5 ROD: 7.1 Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to High Levels) Comp Ratio: 72cc-11.04, 75cc-10.75, 77cc-10.57
Regular price $669.95
Sale price $669.95
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per 
481 Stroker Big Block Oldsmobile FX Comp Height: 1.26 -19cc Dish Top PIN: .990 Ring Groove: 1/16-1/16-3/16" Stroke: 4.5 ROD: 7.1 Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to High Levels) Comp Ratio: 72cc-11.14, 75cc-10.84, 77cc-10.66