Page 219 - 2017 Racecar Engineering Circle Track Parts and Accessories Catalog

DRAGON SLAYER SERIES -11 X SB CHEVY CYLINDER HEADS
SB CHEVY 23° CYLINDER HEADS The best performing out-of-the-box 23° heads
Dragon Slayer series aluminum cylinder heads offered by Brodix. Available with spread
deliver over 300 CFM of air flow at .600" exhaust ports, cylinder heads
lift, yet remain compatible with standard are recommended for 400+ cu.
small block Chevy 23° rocker arms, in. engines or smaller engines
lifters and intake manifold. Heads include turning in excess of 7200 RPM.
225cc intake runners and CNC-ported 64cc Heads require a special stud
or 68cc combustion chambers. All heads are girdle, longer pushrods and the
sold in pairs, fully assembled or as bare castings. Assembled heads feature piston/valve spacing must be checked
stainless steel 2.080" intake and 1.600" exhaust valves, competition valve job, because of the 40/60 valve arrangement. Spring pockets may not be cut any
1.550" roller or flat tappet valve springs, 10° chrome moly valve spring retain- deeper or any larger than 1.550". Valve length is 5.065". The head is milled and
ers, jumbo valve locks and seals. drilled for accessory mounting. The intake ports are not raised. Sold in pairs.
Intake Exhaust Comb. Plug Intake Exhaust Max. Intake Exhaust Comb. Plug Intake Exhaust
Part No. Description Runner Pattern Chamber Type Valve Valve Lift Part No. Description Runner Pattern Chamber Type Valve Valve
BRO1320000 Bare 225cc Std. 68cc Angle N/A N/A N/A BRO1110002 Bare, 215cc SP 67cc Angle 2.080" 1.600"
BRO1321000 Assembled 225cc Std. 68cc Angle 2.080" 1.600" .600" 11 SP X/ASCS
BRO1321001 Assembled 225cc Std. 68cc Angle 2.080" 1.600" .700"
BRO1321002 Assembled 225cc Std. 64cc Angle 2.080" 1.600" .600" CYLINDER HEAD ACCESSORIES
BRO1321003 Assembled 225cc Std. 64cc Angle 2.080" 1.600" .700" AND REPLACEMENT COMPONENTS
Part No.
Description
IK SERIES SB CHEVY CYLINDER HEADS BROBH.50211/32P 11/32" Valve Guide, .502" O.D., .340" I.D., 2.420" Long
Ideal for hobby stock racing, IK Series 23° aluminum BROBH.54511/32PLI 11/32" Valve Guide, .545" O.D., .340" I.D., 3.000" Long
cylinder heads combine performance and BROBH.56511/32P 11/32" Valve Guide, .565" O.D., .340" I.D., 2.420" Long
value. Available in 180 or 200cc intake BROBR60001 1.600" Exhaust Valve, 11/32" x 4.940" Long (Stock), Steel
port versions with 64cc or 70cc combus- BROBR60029 2.080" Intake Valve, 11/32" x 5.065" Long (+.100"), Steel
tion chambers, aluminum heads have BROBR60030 1.600" Exhaust Valve, 11/32" x 5.065" Long (+.100"), Steel
phosphorous bronze valve guides, straight BROBR60044 1.600" Exhaust Valve, 11/32" x 5.440" Long (+.100"), Steel
spark plugs, ductile iron valve seats and are BROBR81019 2.080" Intake Valve, 11/32" x 4.965" Long (Stock), Steel
compatible with accessory mounting. All heads BROBR81021 1.600" Exhaust Valve, 11/32" x 4.965" Long (Stock), Steel
are sold in pairs, fully assembled or as bare castings. Bare heads require valve BROMG1800 SB Chevy Intake Gasket, 18° With 10° Intake Face, 1.400" x 2.280"
job, porting and valve train components. BROP1.6503/8LID Exhaust Valve Seat, 1.650" O.D., 1.385" I.D., .375" Deep, Ductile Iron
BROP2-1315/16LID Intake Valve Seat, 2.131" O.D., 1.845" I.D., .312" Deep, Ductile Iron
Intake Exhaust Comb. Plug Intake Exhaust
Part No. Description Runner Pattern Chamber Type Valve Valve BROP2.2505/16 Intake Valve Seat, 2.250" O.D., 1.810" I.D., .312" Deep, Ductile Iron
BRO1020000 Bare 200cc Std. 64cc Straight N/A N/A BROSH.54511/32PL 11/32" Valve Guide, .545" O.D., .340" I.D., 2.250" Long, Phosphorous
BRO1020001 Bare 180cc Std. 70cc Straight N/A N/A BROSH.5455/16P 11/32" Valve Guide, .545" O.D., .309" I.D., 2.000" Long, Phosphorous
BRO1021000* Assembled 200cc Std. 64cc Straight 2.020" 1.600" BROSH545-11/32P 11/32" Valve Guide, .545" O.D., .345" I.D., 2.000" Long, Phosphorous
BRO1021001 Assembled 200cc Std. 64cc Straight 2.020" 1.600" BROSH565-11/32P 11/32" Valve Guide, .565" O.D., .340" I.D., 2.000" Long, Phosphorous
†
BRO1021002* Assembled 180cc Std. 70cc Straight 2.020" 1.600" BROSHC.54511/32M 11/32" Valve Guide, .545" O.D., .340" I.D., 2.000" Long, Manganese
BRO1021004* Assembled 180cc Std. 64cc Straight 2.020" 1.600" BROSKHSSB13 SB Chevy Head Stud Kit, Brodix 13° Heads
* 1.250" dia. valve spring. † 1.470" dia. valve spring. BROUSVS485V 11/32" Valve Stem Seal, .485" Guide Dia.
BROUSVS529V 11/32" Valve Stem Seal, .531" Guide Dia.
TRACK 1 SB CHEVY CYLINDER HEADS
Track 1, 23° aluminum heads SB CHEVY INTAKE MANIFOLDS
deliver economical, out-of- BROBM1000
the-box horsepower and are The BM1000, which features an exclu-
available bare or assembled. sive plenum design, offers up to 15 more
Assembled heads have blended horsepower when compared to previous
bowls, matched ports, a perfor- manifolds. High flowing, lightweight cast
mance valve job, 2.08" x 1.60" stainless 4-barrel manifold has a 4150 flange and
valves, bronze guides, 7/16" screw-in studs, 5/16" is compatible with all Brodix 23° heads. Manifold has a 5.750" height and uses
guide plates, 1.550" dia. roller valve springs, and 10° steel Fel-Pro race gasket FEL1206.
retainers and valve locks. Track 1 STS and KC CNC-ported heads are fitted
with titanium retainers. Bare heads require valve job, porting and valve train
components. All heads are sold in pairs. BROHV1000
Intake Exhaust Comb. Plug Int. Exh. Open plenum 4-barrel manifold for
Part No. Description Runner Pattern Chamber Type Valve Valve stock intake port location. 6.225" height.
BRO1000000 Bare, Track 1 221cc Std. 67cc Angle 2.080" 1.600" Use Fel-Pro race gasket FEL1206.
Assembled, Note: All intake manifold dimensions
BRO1001001 221cc Std. 67cc Angle 2.080" 1.600"
Track 1 are measured from the bottom of the end rail to the top of the carburetor
Assembled, base.
BRO1008100 215cc Std. 68cc Angle 2.080" 1.600"
STS Track 1
Assembled, SB CHEVY VALVE COVERS
BRO1008104 227cc Std. 68cc Angle 2.080" 1.600"
KC Track 1 BROVC102
Assembled,
BRO1008105 227cc Std. 64cc Angle 2.080" 1.600" Tall, cast aluminum valve covers have Brodix
KC Track 1
logo. Include studs, nuts, and gaskets.

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