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FORD - SIERRA COSWORTH N5B YB

  • Dome/Dish requires no deburring or preparation
  • 2618 T6 high tensile forged aluminum
  • JE designs are specifically engineered for extreme applications up to, and including, professional competition. In this environment, the higher compression ratios, highest boost or heavy nitrous usage necessitate the higher tensile strength 2618 aluminum alloy.
  • Dome and dishes feature smooth flowing radii for excellent flame travel.
  • 1.0 x 1.2 x 2.8mm ring widths.
  • .945 x 2.200 straight wall carbon steel wrist pin provided.
  • Pin fitting and wire locks included
  • Rings Now Included
FORD - SIERRA COSWORTH N5B YB
Std Bore: 90.8mm

Click here to see matching JE Pro Seal Head Gaskets!
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#
322459 90.82 STD 76.9 128.5 40.75 45 8.0:1 -20 378 M, T F JG1004-3583
322460 91.0 0.18 76.9 128.5 40.75 45 8.0:1 -20 378 M, T F JG1004-3583
322461 91.5 0.68 76.9 128.5 40.75 45 8.0:1 -20 384 M, T F JG1004-3602
322462 92.0 1.18 76.9 128.5 40.75 45 8.0:1 -20 387 M, T F JG1004-3622
322463 92.5 1.68 76.9 128.5 40.75 45 8.0:1 -20 390 M, T F JG1004-3642
322464 93.0 2.18 76.9 128.5 40.75 45 8.0:1 -20 393 M, T F JG1004-3661
322465 93.5 2.67 76.9 128.5 40.75 45 8.0:1 -20 396 M, T F JG1004-3681
322466 94.0 3.18 76.9 128.5 40.75 45 8.0:1 -20 400 M, T F JG1004-3701

- 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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