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Federal Mogul 6X450NP40 - Federal Mogul Piston and Economy Ring Kits

  • Piston/Ring Kit, Cast, Dish, 3.840 in. Bore, 5/64 in., 5/64 in., 3/16 in. Cast Rings, GM, V6, Kit
 
BrandFederal Mogul
Manufacturer's Part Number6X450NP40
Part TypePiston and Ring Kits
Product LineFederal Mogul Piston and Economy Ring Kits
Summit Racing Part NumberFEM-6X450NP40
 
Bore (in)3.840 in.
Bore (mm)97.536mm
Piston StyleDish, with no valve reliefs
Piston MaterialCast aluminum
Compression Distance (in)1.800 in.
Wrist Pin StylePress-fit
Pin Diameter (in)0.940 in.
GaplessNo
File FitNo
Top Ring Thickness5/64 in.
Top Ring MaterialCast iron
Top Ring Facing MaterialCast iron
Second Ring Thickness5/64 in.
Second Ring MaterialIron
Second Ring Facing MaterialCast iron
Oil Ring Thickness3/16 in.
Oil Ring MaterialStainless steel
Oil Ring TensionStandard
QuantitySold as a kit.
NotesRecessed dish is 0.245 in. deep x 3.050 in. diameter.
 

These Federal Mogul piston and economy ring kits will get your compression back to OEM specifications. They include a set of either cast aluminum or hypereutectic pistons and a set of standard cast iron piston rings. If your block needs bored out, don't worry--these Federal Mogul piston and economy ring kits are available in multiple oversizes to accommodate your specific engine's bore diameter. Reduce blowby and get compression back to normal and you will feel the results.

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