Early Pontiac GTO

Pontiac 421

Cylinder Bore Size Show all Cylinder Bore Size
With Rings \ Without Rings Show all With Rings \ Without Rings
Crankshaft Stroke Show all Crankshaft Stroke
Connecting Rod Length Show all Connecting Rod Length
Piston Pin Diameter Show all Piston Pin Diameter
Compression Height Show all Compression Height
Cylinder Head Type Show all Cylinder Head Type
Piston Series Show all Piston Series
TDC Assembly Height Show all TDC Assembly Height
Piston Top Aprox. Comp. Ratio Show all Piston Top Aprox. Comp. Ratio
1-6110-4094 421 Pontiac Late 1-FX Series -7cc Late Flat Top Forged Piston Set. 4.094 bore 1-6110-4094 421 Pontiac Late 1-FX Series -7cc Late Flat Top Forged Piston Set. 4.094 bore
$649.95
$649.95
421 Pontiac Late 1-FX Series 4032 Alloy Comp Hgt: 1.585" -7cc Late Flat Top Pin: .980 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.000" Rod: 6.625" Boost and NOS Ready! (Moderate to High Levels) Aprox Comp Ratio: 72cc-10.84, 78cc-10.21, 85cc-9.57
1-6113-4094 421 Pontiac Late 1-FX Series -14cc Late Dish Top Forged Piston Set. 4.094 bore 1-6113-4094 421 Pontiac Late 1-FX Series -14cc Late Dish Top Forged Piston Set. 4.094 bore
$649.95
$649.95
421 Pontiac Late 1-FX Series 4032 Alloy Comp Hgt: 1.585" -14cc Late Dish Top Pin: .980 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.000" Rod: 6.625" Boost and NOS Ready! (Moderate to High Levels) Aprox Comp Ratio: 72cc-10.23, 78cc-9.68, 85cc-9.12
2-6110-4094 421 Pontiac Late 2-FX Series -7cc Late Flat Top Forged Piston Set. 4.094 bore 2-6110-4094 421 Pontiac Late 2-FX Series -7cc Late Flat Top Forged Piston Set. 4.094 bore
$679.95
$679.95
421 Pontiac Late 2-FX Series 2618 Alloy Comp Hgt: 1.585" -7cc Late Flat Top Pin: .980 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.000" Rod: 6.625" Boost and NOS Ready! (Moderate to High Levels) Aprox Comp Ratio: 72cc-10.84, 78cc-10.21, 85cc-9.57
2-6113-4094 421 Pontiac Late 2-FX Series -14cc Late Dish Top Forged Piston Set. 4.094 bore 2-6113-4094 421 Pontiac Late 2-FX Series -14cc Late Dish Top Forged Piston Set. 4.094 bore
$679.95
$679.95
421 Pontiac Late 2-FX Series 2618 Alloy Comp Hgt: 1.585" -14cc Late Dish Top Pin: .980 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.000" Rod: 6.625" Boost and NOS Ready! (Moderate to High Levels) Aprox Comp Ratio: 72cc-10.23, 78cc-9.68, 85cc-9.12
3-6110-4094 421 Pontiac Late 3-FX Series -7cc Late Flat Top Forged Piston Set. 4.094 bore 3-6110-4094 421 Pontiac Late 3-FX Series -7cc Late Flat Top Forged Piston Set. 4.094 bore
$859.95
$859.95
421 Pontiac Late 3-FX Series 2618 Alloy Comp Hgt: 1.585" -7cc Late Flat Top Pin: .980 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.000" Rod: 6.625" Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to Extreme Levels) Aprox Comp Ratio: 72cc-10.84, 78cc-10.21, 85cc-9.57
3-6113-4094 421 Pontiac Late 3-FX Series -14cc Late Dish Top Forged Piston Set. 4.094 bore 3-6113-4094 421 Pontiac Late 3-FX Series -14cc Late Dish Top Forged Piston Set. 4.094 bore
$859.95
$859.95
421 Pontiac Late 3-FX Series 2618 Alloy Comp Hgt: 1.585" -14cc Late Dish Top Pin: .980 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.000" Rod: 6.625" Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to Extreme Levels) Aprox Comp Ratio: 72cc-10.23, 78cc-9.68, 85cc-9.12
K1-6110-4094 421 Pontiac Late K1-FX Series -7cc Late Flat Top Forged Piston Set. 4.094 bore K1-6110-4094 421 Pontiac Late K1-FX Series -7cc Late Flat Top Forged Piston Set. 4.094 bore
$799.95
$799.95
421 Late Pontiac K1-FX 4032 Alloy With Rings Comp Hgt: 1.585" -7cc Late Flat Top Pin: .980 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.000" Rod: 6.625" Boost and NOS Ready! (Moderate to High Levels) Aprox Comp Ratio: 72cc-10.84, 78cc-10.21, 85cc-9.57
K1-6113-4094 421 Pontiac Late K1-FX Series -14cc Late Dish Top Forged Piston Set. 4.094 bore K1-6113-4094 421 Pontiac Late K1-FX Series -14cc Late Dish Top Forged Piston Set. 4.094 bore
$799.95
$799.95
421-428 Late Pontiac K1-FX 4032 Alloy With Rings Comp Hgt: 1.585" -14cc Late Dish Top Pin: .980 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.000" Rod: 6.625" Boost and NOS Ready! (Moderate to High Levels) Aprox Comp Ratio: 72cc-10.23, 78cc-9.68, 85cc-9.12
K2-6110-4094 421 Pontiac Late K2-FX Series -7cc Late Flat Top Forged Piston Set. 4.094 bore K2-6110-4094 421 Pontiac Late K2-FX Series -7cc Late Flat Top Forged Piston Set. 4.094 bore
$829.95
$829.95
421 Pontiac Late K2-FX 2618 Alloy With Rings Comp Hgt: 1.585" -7cc Late Flat Top Pin: .980 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.000" Rod: 6.625" Boost and NOS Ready! (Moderate to High Levels) Aprox Comp Ratio: 72cc-10.84, 78cc-10.21, 85cc-9.57
K2-6113-4094 421 Pontiac Late K2-FX Series -14cc Late Dish Top Forged Piston Set. 4.094 bore K2-6113-4094 421 Pontiac Late K2-FX Series -14cc Late Dish Top Forged Piston Set. 4.094 bore
$829.95
$829.95
421-428 Pontiac Late K2-FX 2618 Alloy With Rings Comp Hgt: 1.585" -14cc Late Dish Top Pin: .980 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.000" Rod: 6.625" Boost and NOS Ready! (Moderate to High Levels) Aprox Comp Ratio: 72cc-10.23, 78cc-9.68, 85cc-9.12
K3-6110-4094 421 Pontiac Late K3-FX Series -7cc Late Flat Top Forged Piston Set. 4.094 bore K3-6110-4094 421 Pontiac Late K3-FX Series -7cc Late Flat Top Forged Piston Set. 4.094 bore
$1,189.95
$1,189.95
421 Pontiac Late K3-FX 2618 Alloy With Rings Comp Hgt: 1.585" -7cc Late Flat Top Pin: .980 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.000" Rod: 6.625" Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to Extreme Levels) Aprox Comp Ratio: 72cc-10.84, 78cc-10.21, 85cc-9.57
K3-6113-4094 421 Pontiac Late K3-FX Series -14cc Late Dish Top Forged Piston Set. 4.094 bore K3-6113-4094 421 Pontiac Late K3-FX Series -14cc Late Dish Top Forged Piston Set. 4.094 bore
$1,189.95
$1,189.95
421 Pontiac Late K3-FX 2618 Alloy With Rings Comp Hgt: 1.585" -14cc Late Dish Top Pin: .980 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.000" Rod: 6.625" Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to Extreme Levels) Aprox Comp Ratio: 72cc-10.23, 78cc-9.68, 85cc-9.12