Enginetech Single Piston - Part Number P1593(1)

Part Interchange:

Interchanges with Fed. Mogul 525P and 677P, Silvolite 2228 and 2229.

Compatibility:

Category	Make	Model	User Engine	Year Range	Notes
Car	AMC		2.5L / 150 OHV L4 8V "H,U,Z" AMC 3.875" Bore 83-89	83-89	"D" shaped dish top. 1.581" CH. Use R38854 or C38854 rings.
TRUCK, VAN, SUV	Jeep		2.5L / 150 OHV L4 8V "E,H,P,U" AMC 3.875" Bore 83-02	83-95	"D" shaped dish top. 1.581" CH. Press fit pin. Use R38854 or C38854 rings.
TRUCK, VAN, SUV	Jeep		4.0L / 242 OHV L6 12V "M,L,S" 3.875" Bore 87-06	87-95	"D" shaped dish top. 1.581" CH. Press fit pin. Use R38854 or C38854 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	0.9305 in
Bore Diameter (At Standard)	3.875 in / 98.45mm
Alloy	Standard
Clearance	0.0017 in
Compression Height	1.581 in
Crown	14
Measuring Height	0.700 in
Nominal Compression Ratio	9.2:1
Pin Type	P
Recess Depth	0.100 in

Features:

• Compensates for oversized bores and head/deck milling from 0.010" to 0.020".
• All Enginetech pistons contain piston pins and piston pin clips where required.
• Manufactured with state-of-the-art materials to match OE requirements.
• Treatments such as skirt coatings, anodized heads, and NI-resist inserts are used as required.
• We offer cast aluminum, hypereutectic, and forged applications.

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.