More Information for DNJ ENGINE COMPONENTS P1139

{Alternate Inventory Numbers: P113940, P113930, P113920, P113910, P113960, P113980}

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Full Set; Bore: 99.3mm, 1st Ring: 2.0, 2nd Ring: 2.0, Oil Ring: 4.0, Min Clearance: 0.0013

DNJ Pistons are manufactured under the highest precision standard and strict quality control system. They are supplied as full sets, complete with pins or circlips {where required}. The pistons are marked on the crown with the appropriate size and installation marking direction. Piston Rings are sold separately.

Many DNJ pistons feature the following surface treatments:

HYPEREUTECTIC SKIRT:

REDUCES FRICTION AND ENGINE NOISE
IMPROVES CYLINDER WALL WEAR
MAXIMUM LUBRICATION
SCUFFING PREVENTION

ANODIZED CROWN:

EXTRA HARDNESS
WEAR RESISTANCE
HIGHER TEMPERATURE RESISTANCE
EXTRA PROTECTION AGAINST PITTING BY BAD FUEL

Additional Information about DNJ Pistons:

DNJ ENGINE COMPONENTS Warranty Information:
12 months/12,000 miles
Warranty Details