Enginetech Single Piston - Part Number P1504(1)

Part Interchange:

Interchanges with Silvolite 1731; Fed. Mogul 450NP; and FEL-PRO 450NP.

Compatibility Chart

Type	Brand	Engine Description	Year Range	Additional Details
Car	GM	3.8L / 231 OHV V6 12V Buick 231 3.800" Bore 75-88	75-88	Dish top. 1.805" CH. Use R38058 or M38058 rings.
Car	GM	5.7L / 350 OHV V8 16V Buick 3.800" Bore 68-80	68-80	Dish top. 1.805" CH. Use R38058 or M38058 rings.
TRUCK, VAN, SUV	GM, CHEVROLET	3.8L / 231 OHV V6 12V "2,A" Buick 231 3.800" Bore 78-84	78-84	Dish top. 1.805" CH. Use R38058 or M38058 rings.
TRUCK, VAN, SUV	Jeep	5.7L / 350 OHV V8 16V Buick 3.800" Bore 69-71	69-71	Dish top. 1.805" CH. Use R38058 or M38058 rings.

Piston Attributes

Attribute	Value
Top Ring Size	5/64 in
Second Ring Size	5/64 in
Oil Ring Size	3/16 in
Pin Diameter	0.9397 in
Bore Diameter (At Standard)	3.800 in / 96.52 mm
Alloy	Standard
Compression Height	1.805 in
Crown	28
Nominal Compression Ratio	8.3:1
Pin Type	P
Recess Depth	0.215 in
Clearance	0.0017 in
Measuring Height	0.120 in

Features:

• Compensates for oversized bores and head/deck milling from 0.010" to 0.020".
• Includes piston pins and piston pin clips where required.
• Manufactured with state-of-the-art materials to match OE requirements.
• Offers cast aluminum, hypereutectic, and forged applications.
• Skirt coatings, anodized heads, and NI-resist inserts used as required.

Warning:

This product may expose you to chemicals including Lead and Nickel, known to cause cancer and birth defects or other reproductive harm. For more information, visit www.p65warnings.ca.gov.