JE Pistons are top-notch for all racing applications. Here at Jensen's we pulled the most popular Piston & Ring packages together that we use in many of our Race-Winning Engines at the shop. This combo is exclusively used in our conventional head, bracket raced 565 and 632s.
In this BBC Combo Kit you'll get JE's gas ported pistons and a customized ring package to match.
JE Pistons open chamber dome top gas ported pistons are the top choice for drag race applications. These pistons have vertical gas ports, backcut top and D wall second rings (.043, .043, 3.0mm), and a low-tension oil ring. Their compression height is figured using a 9.780 in. block height with zero deck clearance. They include a pin and double Spiro locks.
Bore (in):4.600 in.
Piston Style:Dome, with two valve reliefs
Piston Material:Forged aluminum
Compression Height (in):1.120 in.
Piston Head Volume (cc):-46.00cc
Wrist Pin Style:Press-fit or floating
Pin Lock Rings Included:No
Wrist Pin Included:Yes
Pin Diameter (in):0.990 in.
Piston Ring Thickness:0.043 in. x 0.043 in. x 3.00mm
Piston Rings Included:No
Quantity:Sold as a set of 8.
Notes:Oil rail support included.
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