Page 387 - 2020-2021 Racecar Engineering Drag Racing Parts and Accessories Catalog

2020 DRAG RACING

Stage 2 Rochester Quadrajet Quadrajet 800 CFM 4bbl Carburetor
750 CFM 4bbl. Carburetor JET36003
JET35002 800 CFM street/strip Quadrajet is ideal for 396
Remanufactured carburetor offers improved idle cubic inch-up engines with 8.5-9.5:1 compression
quality, instant throttle response, and maximum ratios, mildly ported stock or aftermarket cylinder
horsepower and torque for street/strip cars. Ideal for cars with bet- heads and 210°-240° duration @ .050" cams.
ter intake manifold, headers, ignition, and mild camshaft improvements. Carb has been extensively reworked with an improved
fuel curve and large, .149" needle and seat assembly.
Stage 3 Rochester Quadrajet
750 CFM 4bbl. Carburetor Divorced Choke Quadrajet
JET35003 750 CFM 4bbl Carburetors
Suitable for street/strip vehicles and bracket Carburetors work well as replacement for 1966-
applications. Remanufactured carburetor is fitted 78 Chevrolet cars or trucks. Carburetors are
with oversized .149" needle and seat, enlarged and offered in Stage 1 (stock replacement) and Stage
balanced main wells, and performance calibration. Extensive circuit 2 (with performance intake headers and cam) versions.
modifications provide a superior fuel curve throughout entire RPM range. Part No. Description
JET34001 1966-73 Chevy/GMC, Stage 1 Quadrajet Carburetor
JET34002 1966-73 Chevy/GMC, Stage 2 Quadrajet Carburetor
JET34005 1974-78 Chevy/GMC, Stage 1 Quadrajet Carburetor

SB Chevy 400 Extreme Duty BB Chevy Inverted Dome Pistons
23° Inverted Dome Pistons
Fully compatible with forced induction or nitrous
For nitrous or forced induction, inverted dome pistons have oxide, pistons feature an inverted dome design for
.310" pocket depths and accept 1/16" top, 1/16" second maximum efficiency and horsepower. Suitable for
and 3/16" oil rings. Sets of eight include wrist pins and double spiral locks. open and closed chamber cylinder heads, pistons accept 1/16" top, 1/16"
Part No. Bore Stroke Rod Length Comp. Ratio Dome Volume second, and 3/16" oil rings.
JEP170818 4.155" 3.750" 6.000" 9.2:1 -28cc Rod Comp. Dome
Note: Compression ratios are based on a 64cc combustion chamber. Part No. Bore Stroke Length Ratio Volume
JEP257956 4.500" 4.000" 6.135" 8.4:1 -11.5cc
SB Chevy 350/400 23° Dome Pistons JEP257942 4.500" 4.250" 6.385" 8.4:1 -20cc
JEP257945 4.600" 4.250" 6.385" 8.7:1 -20cc
High-compression pistons are compatible with most Note: Compression ratios are based on a 118cc combustion chamber.
stock, aftermarket, and angle-milled cylinder heads.
Valve reliefs accommodate oversized valves and high BB Chevy Open Chamber Dome GP Pistons
lift cams. Requires 1/16" top, 1/16" second, and The top choice for drag racing, big block Chevy
3/16" oil rings. Sold in sets of eight with .927" x pistons are engineered for use with open chamber
2.750" (130 grams) wrist pins and double spiral locks. cylinder heads, use a high-compression dome design
Part No. Bore Stroke Rod Length Comp. Ratio Dome Volume and feature vertical gas ports for maximized combus-
350 Pistons
JEP182012 4.030" 3.500" 6.000" 12.8:1 +13cc tion sealing. Pistons accept .043" top, .043" second,
JEP182014 4.040" 3.500" 6.000" 13.2:1 +13cc and 3mm oil rings. Sets of eight include wrist pins and double spiral locks.
JEP182015 4.060" 3.500" 6.000" 13.2:1 +13cc Rod Comp. Dome
JEP182005 4.030" 3.750" 6.000" 13.4:1 +9.5cc Part No. Bore Stroke Length Ratio Volume
JEP182006 4.040" 3.750" 6.000" 13.7:1 +11cc
400 Pistons JEP243331 4.600" 4.250" 6.535" 14.8:1 +46cc
4.610"
JEP243332
4.250"
+46cc
14.9:1
6.535"
JEP182067 4.125" 3.500" 6.000" 13.8:1 +13cc Note: Compression ratios are based on a 118cc combustion chamber.
JEP182053 4.125" 3.750" 6.000" 13.1:1 +5.6cc
JEP182058 4.125" 3.750" 6.000" 14.1:1 +10.8cc
JEP182033 4.125" 3.875" 6.000" 13.5:1 +5.6cc BB Chevy Open Chamber Dome Pistons
JEP182038 4.125" 3.875" 6.000" 14.5:1 +10.8cc
JEP182024 4.125" 4.000" 6.000" 13.5:1 +3cc Ideal for drag racing, open chamber dome pistons
JEP182069 4.155" 3.500" 6.000" 13.8:1 +13cc accept 1/16" top, 1/16" second and 3/16" oil
JEP182061 4.155" 3.750" 6.000" 13.7:1 +8cc
JEP182036 4.155" 3.875" 6.000" 13.2:1 +3cc rings. Not compatible with Edelbrock #6040, #6045
JEP182041 4.155" 3.875" 6.000" 14.1:1 +8cc or #6055 cylinder heads.
JEP182027 4.155" 4.000" 6.000" 13.5:1 +3cc
Rod
Dome
JEP182037 4.165" 3.875" 6.000" 13.3:1 +3cc Part No. Bore Stroke Length Comp. Volume
Ratio
JEP182042 4.165" 3.875" 6.000" 14.1:1 +8cc
JEP182028 4.165" 4.000" 6.000" 13.5:1 +3cc JEP258238 4.500" 4.250" 6.385" 14.3:1 45cc
JEP207513 4.185" 4.000" 6.000" 14.8:1 +8cc JEP258239 4.530" 4.250" 6.385" 14.5:1 45cc
Notes: Compression ratios are based on a 64cc combustion chamber. All of the 350 pistons listed JEP258240 4.560" 4.250" 6.385" 14.6:1 45cc
above, with the exception of JEP182005 and JEP182006, fit both 3.480" and 3.500" strokes. Note: Compression ratios are based on a 118cc combustion chamber.
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