Share |
OPEN CHAMBER - BBC 427

  • APBA® Approved.
  • Forged from Premium 2618 aluminum alloy
  • CNC machined domes with radiused valve reliefs provide optimum flame travel
  • Forced Pin Oiler for increased wrist pin lubrication
  • Pin fitting and double spiro locks included
  • 990-2930-150 wall wrist pin (150 grams) included
  • CNC Machined ring grooves accept 1/16, 1/16, 3/16 rings (Rings Sold Seperately)
OPEN CHAMBER - BBC 427
Std Bore: 4.250
Ring package designed for: 1/16, 1/16, 3/16 Rings

Tech and Installation Tips
Part # CID Bore Stroke Rod
Lgth.
Block
Ht.
Comp.
Ht.
Head Cubic Centimeters
112cc 118cc 124cc
Compression Ratio
Dome
Vol.
Gram
Wt.
Footnote Oversize Recom.
Ring Set
158830 433 4.280 3.760 6.135 9.780 1.765 13.0 12.1 11.3 48cc 699 0.030 S100S8-4280-5
162840 439 4.310 3.760 6.135 9.780 1.765 13.1 12.2 11.4 48cc 717 0.060 S100S8-4310-5

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


JE Pistons 8 Mason - Irvine, CA 92618 - Sales/Technical Assistance | Careers @ JE
Copyright © 2014 JE Pistons Inc. All Rights Reserved - Use of this site is subject to the following list of Terms & Conditions.