Enginetech Piston Set - Part Number P1529(8)

Part Interchange:

Interchanges with Silvolite 1139 and FEL-PRO 381P.

Compatibility Chart

Category	Make	Model	User Engine	Year Range	Notes
Car	FORD		6.4L / 390 OHV V8 16V 4.050" Bore 61-71	71-71	Dish top. 1.660" CH. Use R40558 or M40558 rings.
Car	FORD		6.7L / 410 OHV V8 16V 4.050" Bore 66-67	66-67	Dish top. 1.660" CH. Use R40558 or M40558 rings.
TRUCK, VAN, SUV	FORD		6.4L / 390 OHV V8 16V 4.050" Bore 68-76	68-76	Dish top. 1.660" CH. Use R40558 or M40558 rings.

Piston Attributes

Attribute	Value
Top Ring Size	5/64
Second Ring Size	3/32
Oil Ring Size	3/16
Pin Diameter	0.9753
Bore Diameter (At Standard)	4.050in. / 102.87mm
Alloy	Standard
Clearance	0.0017
Compression Height	1.529
Crown	23
Measuring Height	0.500
Nominal Compression Ratio	8.0:1
Pin Type	F
Recess Depth	0.075

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.