Early Pontiac GTO

Pontiac 400 - 4.375 Stroke

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Piston Top Aprox. Comp. Ratio Show all Piston Top Aprox. Comp. Ratio
K3-6143-4190 400 Pontiac Late K3-FX Series -22cc Late Dish Top Forged Piston Set. 4.190 bore K3-6143-4190 400 Pontiac Late K3-FX Series -22cc Late Dish Top Forged Piston Set. 4.190 bore
$1,189.95
$1,189.95
400-4-375-stroke Pontiac Late K3-FX 2618 Alloy With Rings Comp Hgt: 1.222" -22cc Late Dish Top Pin: .990 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.375" Rod: 6.800" Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to Extreme Levels) Aprox Comp Ratio: 72cc-10.60, 78cc-10.07, 85cc-9.53
K3-6140-4120 400 Pontiac Late K3-FX Series -7cc Late Flat Top Forged Piston Set. 4.120 bore K3-6140-4120 400 Pontiac Late K3-FX Series -7cc Late Flat Top Forged Piston Set. 4.120 bore
$1,189.95
$1,189.95
400-4-375-stroke Pontiac Late K3-FX 2618 Alloy With Rings Comp Hgt: 1.222" -7cc Late Flat Top Pin: .990 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.375" Rod: 6.800" Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to Extreme Levels) Aprox Comp Ratio: 72cc-11.90, 78cc-11.21, 85cc-10.50
K3-6140-4125 400 Pontiac Late K3-FX Series -7cc Late Flat Top Forged Piston Set. 4.125 bore K3-6140-4125 400 Pontiac Late K3-FX Series -7cc Late Flat Top Forged Piston Set. 4.125 bore
$1,189.95
$1,189.95
400-4-375-stroke Pontiac Late K3-FX 2618 Alloy With Rings Comp Hgt: 1.222" -7cc Late Flat Top Pin: .990 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.375" Rod: 6.800" Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to Extreme Levels) Aprox Comp Ratio: 72cc-11.92, 78cc-11.23, 85cc-10.51
K3-6140-4180 400 Pontiac Late K3-FX Series -7cc Late Flat Top Forged Piston Set. 4.180 bore K3-6140-4180 400 Pontiac Late K3-FX Series -7cc Late Flat Top Forged Piston Set. 4.180 bore
$1,189.95
$1,189.95
400-4-375-stroke Pontiac Late K3-FX 2618 Alloy With Rings Comp Hgt: 1.222" -7cc Late Flat Top Pin: .990 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.375" Rod: 6.800" Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to Extreme Levels) Aprox Comp Ratio: 72cc-12.17, 78cc-11.46, 85cc-10.74
K3-6140-4160 400 Pontiac Late K3-FX Series -7cc Late Flat Top Forged Piston Set. 4.160 bore K3-6140-4160 400 Pontiac Late K3-FX Series -7cc Late Flat Top Forged Piston Set. 4.160 bore
$1,189.95
$1,189.95
400-4-375-stroke Pontiac Late K3-FX 2618 Alloy With Rings Comp Hgt: 1.222" -7cc Late Flat Top Pin: .990 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.375" Rod: 6.800" Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to Extreme Levels) Aprox Comp Ratio: 72cc-12.09, 78cc-11.38, 85cc-10.66
K3-6143-4180 400 Pontiac Late K3-FX Series -22cc Late Dish Top Forged Piston Set. 4.180 bore K3-6143-4180 400 Pontiac Late K3-FX Series -22cc Late Dish Top Forged Piston Set. 4.180 bore
$1,189.95
$1,189.95
400-4-375-stroke Pontiac Late K3-FX 2618 Alloy With Rings Comp Hgt: 1.222" -22cc Late Dish Top Pin: .990 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.375" Rod: 6.800" Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to Extreme Levels) Aprox Comp Ratio: 72cc-10.55, 78cc-10.02, 85cc-9.48
K3-6143-4160 400 Pontiac Late K3-FX Series -22cc Late Dish Top Forged Piston Set. 4.160 bore K3-6143-4160 400 Pontiac Late K3-FX Series -22cc Late Dish Top Forged Piston Set. 4.160 bore
$1,189.95
$1,189.95
400-4-375-stroke Pontiac Late K3-FX 2618 Alloy With Rings Comp Hgt: 1.222" -22cc Late Dish Top Pin: .990 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.375" Rod: 6.800" Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to Extreme Levels) Aprox Comp Ratio: 72cc-10.48, 78cc-9.95, 85cc-9.41
K3-6143-4150 400 Pontiac Late K3-FX Series -22cc Late Dish Top Forged Piston Set. 4.150 bore K3-6143-4150 400 Pontiac Late K3-FX Series -22cc Late Dish Top Forged Piston Set. 4.150 bore
$1,189.95
$1,189.95
400-4-375-stroke Pontiac Late K3-FX 2618 Alloy With Rings Comp Hgt: 1.222" -22cc Late Dish Top Pin: .990 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.375" Rod: 6.800" Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to Extreme Levels) Aprox Comp Ratio: 72cc-10.42, 78cc-9.90, 85cc-9.36
K3-6143-4125 400 Pontiac Late K3-FX Series -22cc Late Dish Top Forged Piston Set. 4.125 bore K3-6143-4125 400 Pontiac Late K3-FX Series -22cc Late Dish Top Forged Piston Set. 4.125 bore
$1,189.95
$1,189.95
400-4-375-stroke Pontiac Late K3-FX 2618 Alloy With Rings Comp Hgt: 1.222" -22cc Late Dish Top Pin: .990 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.375" Rod: 6.800" Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to Extreme Levels) Aprox Comp Ratio: 72cc-10.33, 78cc-9.81, 85cc-9.28
K3-6143-4120 400 Pontiac Late K3-FX Series -22cc Late Dish Top Forged Piston Set. 4.120 bore K3-6143-4120 400 Pontiac Late K3-FX Series -22cc Late Dish Top Forged Piston Set. 4.120 bore
$1,189.95
$1,189.95
400-4-375-stroke Pontiac Late K3-FX 2618 Alloy With Rings Comp Hgt: 1.222" -22cc Late Dish Top Pin: .990 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.375" Rod: 6.800" Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to Extreme Levels) Aprox Comp Ratio: 72cc-10.31, 78cc-9.80, 85cc-9.27
K3-6140-4190 400 Pontiac Late K3-FX Series -7cc Late Flat Top Forged Piston Set. 4.190 bore K3-6140-4190 400 Pontiac Late K3-FX Series -7cc Late Flat Top Forged Piston Set. 4.190 bore
$1,189.95
$1,189.95
400-4-375-stroke Pontiac Late K3-FX 2618 Alloy With Rings Comp Hgt: 1.222" -7cc Late Flat Top Pin: .990 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.375" Rod: 6.800" Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to Extreme Levels) Aprox Comp Ratio: 72cc-12.24, 78cc-11.52, 85cc-10.79
K3-6140-4150 400 Pontiac Late K3-FX Series -7cc Late Flat Top Forged Piston Set. 4.150 bore K3-6140-4150 400 Pontiac Late K3-FX Series -7cc Late Flat Top Forged Piston Set. 4.150 bore
$1,189.95
$1,189.95
400-4-375-stroke Pontiac Late K3-FX 2618 Alloy With Rings Comp Hgt: 1.222" -7cc Late Flat Top Pin: .990 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.375" Rod: 6.800" Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to Extreme Levels) Aprox Comp Ratio: 72cc-12.03, 78cc-11.32, 85cc-10.61
K2-6143-4190 400 Pontiac Late K2-FX Series -22cc Late Dish Top Forged Piston Set. 4.190 bore K2-6143-4190 400 Pontiac Late K2-FX Series -22cc Late Dish Top Forged Piston Set. 4.190 bore
$829.95
$829.95
400-4-375-stroke Pontiac Late K2-FX 2618 Alloy With Rings Comp Hgt: 1.222" -22cc Late Dish Top Pin: .990 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.375" Rod: 6.800" Boost and NOS Ready! (Moderate to High Levels) Aprox Comp Ratio: 72cc-10.60, 78cc-10.07, 85cc-9.53
K2-6140-4180 400 Pontiac Late K2-FX Series -7cc Late Flat Top Forged Piston Set. 4.180 bore K2-6140-4180 400 Pontiac Late K2-FX Series -7cc Late Flat Top Forged Piston Set. 4.180 bore
$829.95
$829.95
400-4-375-stroke Pontiac Late K2-FX 2618 Alloy With Rings Comp Hgt: 1.222" -7cc Late Flat Top Pin: .990 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.375" Rod: 6.800" Boost and NOS Ready! (Moderate to High Levels) Aprox Comp Ratio: 72cc-12.17, 78cc-11.46, 85cc-10.74
K2-6143-4120 400 Pontiac Late K2-FX Series -22cc Late Dish Top Forged Piston Set. 4.120 bore K2-6143-4120 400 Pontiac Late K2-FX Series -22cc Late Dish Top Forged Piston Set. 4.120 bore
$829.95
$829.95
400-4-375-stroke Pontiac Late K2-FX 2618 Alloy With Rings Comp Hgt: 1.222" -22cc Late Dish Top Pin: .990 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.375" Rod: 6.800" Boost and NOS Ready! (Moderate to High Levels) Aprox Comp Ratio: 72cc-10.31, 78cc-9.80, 85cc-9.27
K2-6143-4125 400 Pontiac Late K2-FX Series -22cc Late Dish Top Forged Piston Set. 4.125 bore K2-6143-4125 400 Pontiac Late K2-FX Series -22cc Late Dish Top Forged Piston Set. 4.125 bore
$829.95
$829.95
400-4-375-stroke Pontiac Late K2-FX 2618 Alloy With Rings Comp Hgt: 1.222" -22cc Late Dish Top Pin: .990 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.375" Rod: 6.800" Boost and NOS Ready! (Moderate to High Levels) Aprox Comp Ratio: 72cc-10.33, 78cc-9.81, 85cc-9.28