Page 399 - 2017 Racecar Engineering Circle Track Parts and Accessories Catalog

SB CHEVY 350/400 23° DOME SB CHEVY
High compression pistons are compatible with most 350/400 23° FLAT TOP
stock, aftermarket, and angle milled cylinder heads. Low friction pistons with double-forced pin oilers
Valve reliefs accommodate oversized valves and high and annular oil reservoirs will fit most 23° (OEM angle)
lift cams. Requires 1/16" top, 1/16" second and 3/16" cylinder heads. Requires 1/16" top, 1/16" second and
oil rings. Sold in sets of eight and include .927" x 2.750" 3/16" oil rings. The pistons include .927" x 2.500" (118
(130 grams) wrist pins and double spiral locks. grams) heavy duty wrist pins. Sold in sets of eight, with double spiral locks.
Rod Comp. Dome Rod Comp. Dome
Part No. Bore Stroke Length Ratio Volume Part No. Bore Stroke Length Ratio Volume
350 Pistons 350 Pistons
JEP182005 4.030" 3.750" 6.000" 13.3:1 +9.5cc
JEP182012 4.030" 3.500" 6.000" 13.1:1 +13cc JEP181916 4.030" 3.500" 6.000" 10.3:1 -5 cc
JEP182014 4.040" 3.500" 6.000" 13.2:1 +13cc 400 Pistons
JEP182015 4.060" 3.500" 6.000" 13.5:1 +13.5cc JEP242886 4.125" 4.000" 6.000" 12.2:1 -5cc
400 Pistons JEP194339 4.155" 4.000" 6.000" 12.3:1 -5cc
JEP182024 4.125" 4.000" 6.000" 13.4:1 +3cc Notes: Compression ratios are based on a 64cc combustion chamber.
JEP182027 4.155" 4.000" 6.000" 13.5:1 +3cc The 350 pistons listed above fit both 3.480" and 3.500" strokes.
JEP182028 4.165" 4.000" 6.000" 13.7:1 +3cc
JEP182032 4.165" 4.000" 6.000" 14.6:1 +8cc
JEP182033 4.125" 3.875" 6.000" 13.5:1 +5.6cc SB CHEVY
JEP182036 4.155" 3.875" 6.000" 13.2:1 +3cc 23° F.S.R. TOUR SERIES GP
JEP182037 4.165" 3.875" 6.000" 13.3:1 +3cc Lightweight, lateral gas ported pistons are engineered
JEP182038 4.125" 3.875" 6.000" 14.1:1 +8cc for circle track applications with up to 650 horsepower.
JEP182039 4.130" 3.875" 6.000" 15.0:1 +10.8cc Pistons use an aggressive, raised ring competition only
JEP182041 4.155" 3.875" 6.000" 14.1:1 +8cc design for maximum performance. Requires .043" top,
JEP182042 4.165" 3.875" 6.000" 14.2:1 +8cc .043" second and 3.0mm oil rings. Sold in sets of eight,
JEP182052 4.165" 3.800" 6.000" 14.5:1 +10.8cc complete with .927" x 2.350" (111 grams) wrist pins and wire locks.
JEP182053 4.125" 3.750" 6.000" 12.7:1 +3cc
Rod
Dome
JEP182058 4.125" 3.750" 6.000" 13.6:1 +8cc Part No. Bore Stroke Length Comp. Volume
Ratio
JEP182061 4.155" 3.750" 6.000" 13.7:1 +8cc
JEP182063 4.125" 3.625" 6.000" 14.1:1 +12.9cc JEP258028 4.030" 3.500" 6.000" 10.4:1 -5.0cc
JEP182065 4.155" 3.625" 6.000" 14.3:1 +12.9cc JEP258029 4.035" 3.500" 6.000" 10.4:1 -5.0cc
JEP182067 4.125" 3.500" 6.000" 13.8:1 +13cc JEP258030 4.040" 3.500" 6.000" 10.4:1 -5.0cc
JEP182069 4.155" 3.500" 6.000" 13.8:1 +13cc JEP258031 4.045" 3.500" 6.000" 10.5:1 -5.0cc
JEP207513 4.185" 4.000" 6.000" 14.8:1 +8cc Note: Compression ratios are based on a 64cc combustion chamber. The
Notes: Compression ratios are based on a 64cc combustion chamber. All of 350 pistons listed above fit both 3.480" and 3.500" strokes.
the 350 pistons fit both 3.480" and 3.500" strokes.
SB CHEVY 400 18° FLAT TOP PRO SEAL PREMIUM
RACE SERIES PISTON RINGS
Engineered for use on small block Chevy 400 engines
fitted with 18° cylinder heads, flat top pistons feature A full selection of premium Pro
a low friction skirt design and CNC-machined ring Seal piston rings are listed by
grooves that accept 1/16", 1/16" and 3/16" rings. bore size. Top compression rings
Pistons include valve reliefs to allow compatibility with are barrel faced ductile iron with
oversized valves and long duration camshafts. Sold in sets of eight and include a plasma moly coating. Second
oil rail supports, .927" x 2.750" (130 grams) wrist pins and double spiral locks. rings are taper face cast iron with
a phosphate coating. Standard or low tension oil rings are chrome plated
Rod Comp. Dome
Part No. Bore Stroke Length Ratio Volume carbon steel.
JEP181957 4.125" 3.875" 6.000" 13.1:1 -6.0cc Bore Top 2nd Oil
JEP181960 4.155" 3.875" 6.000" 13.2:1 -6.0cc Part No. Size Type Ring Ring Ring
Note: Compression ratios are based on a 55cc combustion chamber. JEPJ100F8-4030-5 4.030" Plasma-Moly 1/16" 1/16" 3/16"
JEPJ10008-4030-5* 4.030" Plasma-Moly 1/16" 1/16" 3/16"
JEPJ100F8-4040-5
1/16"
SB CHEVY 400 18° DOME JEPJ10008-4040-5* 4.040" Plasma-Moly 1/16" 1/16" 3/16"
4.040"
3/16"
1/16"
Plasma-Moly
Pistons utilize a special dome profile that allows im-
proved compatibility with a wide variety of 18° cylinder JEPJ100F8-4060-5 4.060" Plasma-Moly 1/16" 1/16" 3/16"
heads. Engineered for large cubic inch, high compres- JEPJ10008-4060-5* 4.060" Plasma-Moly 1/16" 1/16" 3/16"
sion dirt late models, pistons accept 1/16", 1/16" and JEPJ100F8-4125-5 4.125" Plasma-Moly 1/16" 1/16" 3/16"
3/16" rings, and feature valve reliefs that are compatible JEPJ10008-4125-5* 4.125" Plasma-Moly 1/16" 1/16" 3/16"
with oversized valves and long duration camshafts. Sold in sets of eight and JEPJ10008-4130-5 4.130" Plasma-Moly 1/16" 1/16" 3/16"
include oil rail supports, .927" x 2.750" (130 grams) wrist pins and double JEPJ10008-4145-5* 4.145" Plasma-Moly 1/16" 1/16" 3/16"
spiral locks. JEPJ100F8-4155-5 4.155" Plasma-Moly 1/16" 1/16" 3/16"
Rod Comp. Dome JEPJ10008-4155-5* 4.155" Plasma-Moly 1/16" 1/16" 3/16"
Part No. Bore Stroke Length Ratio Volume
JEP213110 4.135" 3.875" 6.000" 14.7:1 +2.5cc JEPJ10008-4165-5 4.165" Plasma-Moly 1/16" 1/16" 3/16"
JEP213111 4.145" 3.875" 6.000" 14.7:1 +2.5cc * Low tension oil rings
JEP213121 4.145" 3.750" 6.000" 14.4:1 +2.5cc
Note: Compression ratios are based on a 55cc combustion chamber.
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