Silv-O-Lite - Better Pistons Since 1922

Ford

V 8 421 / 6.9L
1984-87
IHC

STD. BORE SIZE

4 / 101.6mm

COMP. HEIGHT

1.945

PIN DIAMETER

1.1101
center

COMPRESSION RATIO(s)

19.7

Part
Number

7096d

SIZE AVAILABILITY

VIN CODE

RING PACK

2-5/64
1-7/64

iron top groove

O.E. ASSY. NO.

E3TZ6108AA
E3TZ6108AF
E4TZ6108G
1805212C1

NOTES

Truck Diesel. Swirl Chamber. (6.6cc Cup). B Series. (supersedes 7085d, Different Lockring Grooves).

WRIST PIN P/N

LOCK PIN P/N

APPROX. OVERALL LENGTH

RECOMMENDED FINISHED BORE DIAMETERS

PISTON MAJOR AXIS MUST BE MEASURED PERPENDICULAR TO THE PIN CENTERLINE AT 70 DEGREES FARENHEIT 3.710" DOWN FROM THE PISTON HEAD

Piston Oversize	Piston Major Axis Diameter +.0000/-.0005	Recommended Finished Bore Diameter