Available on both
hypereutectic and POWERFORGED
pistons, DUROSHIELD is an
exclusive moly-graphite skirt
coating that extends
engine life and essentially
eliminates scuffing. This
technologically advanced
coating is precisely applied
to the piston through a
computer-controlled process.
DUROSHIELD
skirt coated pistons:
- Reduce friction
for increased fuel economy
and horsepower
-
Essentially eliminate
scuffing and wear
-
Prevent damage from
inadequate lubrication,
especially at start-up
- Improve cylinder sealing
for less blow-by and more
power
- Require no
increase in skirt clearance
Piston
Specifications :
- CID: 381
-
Bore: 4.020
- Stroke:
3.750
- Rod Length:
5.700
- Compression
Height: 1.425
-
Compression Ratio with 64cc
chamber volume: 9.63
-
Compression Ratio with 72cc
chamber volume: 8.93
-
Compression Ratio with 76cc
chamber volume: 8.62
-
Dome Volume: -12.0cc
-
Pin Type: Press or float
- Recommended Ring Set:
Moly - SPE251K 020, STD Fit -
SPR9903 020, File Fit -
SPR9343 025
- Coated
skirt