Manley Pistons

Chrysler 5.7L & 6.1L Hemi
Platinum Series Pistons

Forged 2618 high strength material lightweight design
2.300" x .130" wall Premium Chrome Moly pin included - integral to the piston design
Offset wrist pin design
Round Wire locks and Premium Chrome Moly Wrist Pins included - NO CHARGE
1.5, 1.5, 3mm ring package
Other features include forced pin oiling, pressure balance groove and precision pin fitting
Note: These pistons are designed for connecting rods with .927" diameter floating wrist pins.

The root diameter of the ring grooves accommodates Manley rings and others which have the following radial thickness
Top: 151" - 2nd: .168" - Oil: .136"

Forgings

2618 alloy for maximum high temperature strength and fatigue resistance.
4032 alloy for moderate horsepower street applications.

Attributes

"Contour forgings" provide the optimum balance between strength and weight with no grain-interrupting internal milling.
Proprietary multi-step top ring groove machining process assured optimum control of the groove's size, geometry, flatness and finish.
All final turning is performed in one fixturing resulting in the complete squareness of rings to the cylinder wall.
Federal Form-Scan gauging validates ideal skirt indexing to pinhole and skirt-to-skirt polarity.
Value - added features such as a pressure balance groove included in all series
Precise pinhole machining results in an exact compression distance as well as precise lock ring groove spacing, size and concentricity.

The results..

Manley's "Platinum Series" pistons provide trouble free installation, excellent reliability and are unsurpassed by the best the competition has to offer in producing maximum horsepower for you application.