Load image into Gallery viewer, K1-6146-4160-400 - 4.375 Stroke-Pontiac Late  FXK1 Series -22cc Dish Top Pontiac Late-Forged-Piston-Set- 4.16 inch bore
Load image into Gallery viewer, K1-6146-4160-400 - 4.375 Stroke-Pontiac Late  FXK1 Series -22cc Dish Top Pontiac Late-Forged-Piston-Set- 4.16 inch bore
Load image into Gallery viewer, K1-6146-4160-400 - 4.375 Stroke-Pontiac Late  FXK1 Series -22cc Dish Top Pontiac Late-Forged-Piston-Set- 4.16 inch bore
Load image into Gallery viewer, K1-6146-4160-400 - 4.375 Stroke-Pontiac Late  FXK1 Series -22cc Dish Top Pontiac Late-Forged-Piston-Set- 4.16 inch bore

SKU: K1-6146-4160

K1-6146-4160-400 - 4.375 Stroke-Pontiac Late FXK1 Series -22cc Dish Top Pontiac Late-Forged-Piston-Set- 4.16 inch bore

Regular price $834.95
Sale price $834.95 Regular price
Sale Sold out
Unit price
/per 
Ships in 1 - 8 days

Ships in 1 - 8 days

Made in the USA

Made in the USA

Secure Payment

Secure Payment

This is a pre order item. We will ship it when it comes in stock.

400 - 4.375 Stroke Pontiac Late FX Comp Height: 1.222 -22cc Dish Top PIN: .990 Ring Groove: 1/16-1/16-3/16" Stroke: 4.375 ROD: 6.8 Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to High Levels) Includes matching DSS Racing Ductile Moly ring set. Comp Ratio: 62cc-11.50, 87cc-9.27, 124cc-7.29


Engine Brand: Pontiac

Engine Family: Pontiac Late

Engine Size: 400 - 4.375 Stroke

With/Without Rings: Includes Rings

Cylinder Bore Size: 4.160 in - 105.58 mm

Ring Width: 1/16-1/16-3/16"

Compression Height: 1.222

Pin Diameter: .990

Connecting Rod Length: 6.800 in

Crankshaft Stroke: 4.375 in

Piston Series: 1 - FX Series

Alloy: Forged 4032

Cylinder Head: Pontiac Late

TDC Assembly Height: 10.2095

Piston Top Aprox. Comp. Ratio:

-22cc Dish Top Pontiac Late
ChamberComp Ratio
62cc11.5 to 1
87cc9.27 to 1
124cc7.29 to 1

Download Piston Instructions

Piston Specs

Engine Brand: Pontiac

Engine Family: Pontiac Late

Engine Size: 400 - 4.375 Stroke

With/Without Rings: Includes Rings

Cylinder Bore Size: 4.160 in - 105.58 mm

Ring Width: 1/16-1/16-3/16"

Compression Height: 1.222

Pin Diameter: .990

Connecting Rod Length: 6.800 in

Crankshaft Stroke: 4.375 in

Piston Series: 1 - FX Series

Alloy: Forged 4032

Cylinder Head: Pontiac Late

TDC Assembly Height: 10.2095

Piston Top Aprox. Comp. Ratio:

-22cc Dish Top Pontiac Late
ChamberComp Ratio
62cc11.5 to 1
87cc9.27 to 1
124cc7.29 to 1

Download Piston Instructions

Engine Power TV

The DSS FX, X-Groove Feature