Enginetech Single Piston - Part Number P1538(1)

Part Interchange:

Interchanges with Silvolite 1160 and Fed. Mogul 427P.

Compatibility Chart

Category	Make	Model	User Engine	Year Range	Notes
Car	FORD		6.6L / 400 OHV V8 16V "S" 4.000" Bore 71-79	71-79	Dish top. 1.630 CH. Use R40058 or M40058 rings.
TRUCK, VAN, SUV	FORD		6.6L / 400 OHV V8 16V "S,Z" 4.000" Bore 77-82	77-82	Dish top. 1.630 CH. Use R40058 or M40058 rings.

Piston Attributes

Attribute	Value
Top Ring Size	5/64
Second Ring Size	5/64
Oil Ring Size	3/16
Pin Diameter	0.9753
Bore Diameter (At Standard)	4.000in. / 101.60mm
Alloy	Standard
Clearance	0.0017
Compression Height	1.630
Crown	7
Measuring Height	0.900
Nominal Compression Ratio	7.9:1
Pin Type	P
Recess Depth	0.115

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.
• Offers 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.