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FIAT 1990-1992 UNO/PUNTO GT 146A

  • Crown requires no deburring or preparation
  • 2618 T6 high tensile forged aluminum
  • NEW ASYMMETRICAL FSR forging! State of the art asymmetrical skirt technology reduces friction and mass while providing a more rigid and durable platform (Skirt Style F).
  • In this environment, higher boost levels or heavy nitrous usage necessitate JE's wrought 2618 alloy.
  • FSR pistons include offset pins for quiet operation.
  • Dished pistons feature new Smooth Finished Crown process for excellent flame travel.
  • 1.0 x 1.2 x 2.8mm ring widths
  • .866 x 2.250 straight wall carbon steel wrist pin provided.
  • Pin fitting and wire locks included
  • Rings included
  • Compression ratios calculated with .0" deck clearance & .069" gasket
FIAT 1990-1992 UNO/PUNTO GT 146A - ASYMMETRICAL FSR FORGING
Std Bore: 80.50mm
.866" Pin Diameter
Part # Bore Oversize Stroke
(mm)
Rod
(mm)
C/D
(mm)
Head CC's C/R With .040 Dome CC's Gram Footnote Skirt Included
Ring Set#
312397 80.5 STD 67.4 128.52 33.3 Call 7.8:1 -6.4 285 M, T F XC8050
312398 81.0 0.50 67.4 128.52 33.3 Call 7.8:1 -6.4 291 M, T F JG1004-3189
312399 81.5 1.00 67.4 128.52 33.3 Call 7.8:1 -6.4 296 M, T F JG1004-3209

- Denotes part # has been issued a new part #. A list referencing old part #s to their new counterparts will be available shortly.


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