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NAPA Auto Parts Eastside
2150 E Thomas Rd
Phoenix,  AZ  85016-7824
(602) 667-8176
Store Hours
CLOSED
Mon-Fri:7:00 AM-7:00 PM
Sat:8:00 AM-5:00 PM
Sun:8:00 AM-4:00 PM
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Piston Set - Cast

Piston Set - Cast

Part #: SEP H631CP
Line: Sealed Power Engine Parts
Why?

This item is currently not at your store, but is available for order. Please call store to verify the specific location and delivery details for this item. Note that additional shipping charges may be required.

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Features & Benefits

Warranty: Standard : No Warranty, Expressed or Implied

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Speed-Pro® delivers the power you need and the value & quality that you deserve. Whether you are running at the track, chasing trophies on the strip, or just cruising down the road, count on Speed-Pro® to provide the best value in HP engine components.


  • Exclusive higher-strength FM-425 alloy with 16.5 percent silicon finely dispersed throughout the material
  • Sophisticated "barrel" profiles help optimize oil wedge between skirt and wall.
  • Piston skirts protected by next-gen DUROSHIELD® coating.
  • TAC™ ring groove geometry
  • Weight matched to +/- 2 grams.
  • Machined valve reliefs and circlip grooves
  • LR-63 lock rings for floated applications

Specifications

Oil Spacer Ring Thickness 0.19 in
Circlip Quantity 2
Oversized No
VMRS Code 045019005
Bore Diameter 9 in
Ring 3 Width 3/16 in.
Ring 3 Qty 1
Assembly Lubricant Included No
Ring 1 Qty 1
Pin Diameter (Inches) .9275 in.
Piston Head Design Flat
Compression Distance 1.560 in.
Pin Diameter (mm) 23.559 mm
Ring 2 Width 5/64 in.
Skirt Length 6 in
Piston Material Aluminum Alloy
Head Type Flat Head With 2 Valve Reliefs. Duroshield Skirt Coated Piston.
Ring 2 Qty 1
Ring 1 Width 5/64 in.

Safety Information

Vehicle Fitment Guide

Product Reviews