J.E. Pistons High Performance

Street Strip Race

RPM - RON'S PRECISION MACHINE, INC.
69 E. 580 N.
Santaquin, Utah 84655
1-801-754-5338 or Toll free 1-866-700-5877
Contact us anytime 24-7

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Engine Rebuild Kit and Parts Online Catalog

Engine Rebuild & Assembly	Balancing &  Blueprinting	Cylinder Heads
Engine Rebuild Kits	Engine Start-up	Other Related Web Sites Page 1
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Ford

• 427 Ford Inverted Dome / Dome
  • Specially designed for the latest aftermarket blocks and heads.
  • Two styles for use with 427 and the popular 428 crank.
  • Uses popular 4.250 ringset with 1/16, 1/16, 3/16 rings.
  • Minor .017 overbore for cast iron blocks.
  • JE .975 x 2.930 H. D. wrist pins (180 grams).
  • Larger bore sizes available.
  • CH Figured for 10.150 block height.

Bore Size	Stroke	Rod Length	Comp Height	Compression Ratio 72cc     74cc      88cc			Dome Vol.	Gram Weight	Foot Notes	Part # Your Cost
STD Bore 4.233                                             Flat Top
4.250	3.780	6.490	1.770	10.4	10.2	9.0	-11	612		162116 $1,298.61
4.250	3.980	6.490	1.670	10.4	10.2	9.1	-16	598	U	162117 $1,298.61
STD Bore 4.233                                              Dome
4.250	3.780	6.490	1.770	12.5	12.2	10.5	6	590		168742 $1,298.61
4.250	3.980	6.490	1.670	12.5	12.2	10.5	2.5	569	U	168741 $1,298.61

U=428 Crankshaft.

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