Page 775 - 2019-2020 Racecar Engineering Circle Track Parts and Accessories Catalog

SB Chevrolet CNC-Ported Compound Angle Tapered Carb Spacer
Victor Intake Manifold WLS128250 WLS003150
6PDOO EORFN &KHY\ 6LPLODU WR RWKHU :LOVRQ VSDFHUV
competition-prepped mounting surface has compound angle
manifold has to position the carburetor downward to
CNC-blended, port- WKH IURQW DQG GULYHU¶V VLGH 6SDFHU LV WDOO
matched runners, and DQG NHHSV VHULHV FDUEXUHWRUV OHYHO RQ GLUW
recontoured dividers late models where suspension is set to keep driver-side front
and plenum areas for FRUQHU DV KLJK DV SRVVLEOH IRU EHVW WUDFWLRQ :LWK VSDFHU MHWV
maximum out-of-the-box stay submerged, preventing fuel starvation and power loss. Fits
performance. Independent dyno tests showed increases of as +ROOH\ EEO DSSOLFDWLRQV
PXFK DV KRUVHSRZHU RYHU DQ XQPRGL¿HG (GHOEURFN PDQLIROG
Manifold has been port matched to Fel-Pro FEL1206 intake
JDVNHW $FFHSWV VTXDUH ÀDQJH FDUEXUHWRU Tapered Carb Spacers
6SDFHUV DUH &1& PDFKLQHG IURP
billet aluminum, then hard-coated.
Open And 4-Hole Carb Spacers Computer generated variable radius tapers
Aluminum carb spacers, designed for ERRVW FDUEXUHWRU DLU ÀRZ E\ DV PXFK DV &)0
+ROOH\ PRGHOV LQFUHDVH ORZ DQG for increased torque and throttle response throughout
mid-range torque for circle track cars WKH 530 UDQJH DQG DV PXFK DV PRUH +3
that spend a good deal of time at part Part No. Description
Holley 4150 Series Spacer, 1" Tall
WKURWWOH &KRRVH IURP RSHQ RU 1$6&$5 OHJDO WLS004110 Holley 4150 Series Spacer, 1-1/2" Tall
WLS004130
four-hole style in lightweight hardcoated or eco- WLS004150 Holley 4150 Series Spacer, 2" Tall
QRPLFDO 6( 6HULHV WLS014210 Holley 390 CFM (1.55" Bore) Spacer, 1" Tall
L/W Hardcoated SE Series
Description Part No. Part No.
Open Carb Spacer, 1" Tall WLS000010 — 2300 2BBL Carb Adapters
Open Carb Spacer, 1-1/2" Tall WLS000030 — 7DSHUHG &1& PDFKLQHG DOXPLQXP
Open Carb Spacer, 2" Tall WLS000050 — DGDSWHU DGDSWV +ROOH\ EEO FDUE WR
4-Hole Carb Spacer, 1" Tall, PDQLIROGV ZLWK VWDQGDUG VTXDUH ÀDQJH
1.750" Bore, Holley 850 CFM — WLS011111 7DSHUHG GHVLJQ DOORZV HI¿FLHQW WUDQ-
4-Hole Carb Spacer, 1" Tall, sition, preventing fuel mixture problems, and
1.680" Bore, Holley 750 CFM — WLS011311 LPSURYLQJ DLU ÀRZ
Part No. Description
WLS044111 2300 2bbl. Carb Adapter, 1" Tall
WLS044330 2300 2bbl. Carb Adapter, 1-1/2" Tall

WILL KRUP JIM DEN HAMER
2BBL Racing Carburetors GM “604” Crate Motor Carburetor
Custom-prepared for circle track rac- Dyno tested and tuned for use with the
LQJ +ROOH\ EEO FDUEXUHWRUV DUH RIIHUHG LQ *0 ³ ´ VPDOO EORFN &KHY\
DQG &)0 YHUVLRQV IRU JDVROLQH FX LQ KRUVHSRZHU FUDWH PRWRU
or alcohol applications. Gauge-legal 500 &DUEXUHWRU XVHV D +ROOH\ +3 PDLQ
&)0 FDUEV LQFOXGH YHQWXUL DQG body, 750 baseplate assembly with
1-11/16" throttle bores. VWDLQOHVV VWHHO EXWWHUÀLHV DQG EXVKHG
Part No. Description throttle shafts, and Willy’s exclusive ex-
Gasoline 500 CFM 2bbl., WHUQDOO\ DGMXVWDEOH PHWHULQJ EORFNV $ WRWDO
WCD44120
Standard Holley Metering Block, Gauge Legal performance package is also available for the
Alcohol 500 CFM 2bbl., ³ ´ FUDWH PRWRU LQFOXGLQJ FDUEXUHWRU VSDFHU VWXG NLW JDVNHWV
WCD44121
Externally Adj. A2 Metering Block, Gauge Legal and spark plugs, that adds 22 dyno-proven horsepower.
Gasoline 500 CFM 2bbl., Part No. Description
WCD44122
Externally Adj. G4 Metering Block, Gauge Legal WCD50127 GM “604” Crate Motor Carburetor
WCD80787-2 Gasoline 350 CFM 2bbl., WCD604CRATE GM “604” Total Performance Package
Stage 2, Stock Appearing And Custom Calibrated
2019-20 CIRCLE TRACK PARTS AND ACCESSORIES 771