Dragon Slayer Series SB Chevy 23° Cylinder Heads Dragon Slayer series aluminum cyl- inder heads deliver over 300 CFM RIDLUÀRZDWOLIW\HWUHPDLQ FRPSDWLEOHZLWKVWDQGDUGVPDOO EORFN&KHY\URFNHUDUPVOLIWHUV DQGLQWDNHPDQLIROG+HDGVLQFOXGH
11 SP X SB Chevy Cylinder Heads 7KHEHVWSHUIRUPLQJRXWRIWKHER[
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Intake Runner
Exhaust Pattern
Comb. Chamber
Plug Type
Intake Valve
Exhaust Valve
Part No.
Description
Bare, 11 SP X/ASCS 215cc SP 67cc Angle 2.080" 1.600"
Intake Runner
Exhaust Pattern
Comb. Chamber
Plug Type
Intake Valve
Exhaust Valve
Max. Lift
BRO1110002
Part No.
Description
BRO1320000
Bare
225cc Std.
68cc Angle N/A N/A N/A 68cc Angle 2.080" 1.600" .600" 68cc Angle 2.080" 1.600" .700" 64cc Angle 2.080" 1.600" .700"
BRO1321000 Assembled 225cc Std. BRO1321001 Assembled 225cc Std. BRO1321003 Assembled 225cc Std.
Cylinder Head Accessories and Replacement Components Part No. Description BROBH.54511/32PLI
IK Series SB Chevy Cylinder Heads ,GHDOIRUKREE\VWRFNUDFLQJ,.6HULHV DOXPLQXPF\OLQGHUKHDGV
11/32" Valve Guide, .545" O.D., .340" I.D., 3.000" Long 11/32" Valve Guide, .565" O.D., .340" I.D., 2.420" Long 1.600" Exhaust Valve, 11/32" x 4.940" Long (Stock), Steel 2.080" Intake Valve, 11/32" x 5.065" Long (+.100"), Steel 1.600" Exhaust Valve, 11/32" x 5.065" Long (+.100"), Steel 1.600" Exhaust Valve, 11/32" x 5.440" Long (+.100"), Steel 1.600” Exhaust Valve, 11/32” x 5.115” O.A.L. (+.150”), Steel 2.150" Intake Valve, 11/32" x 5.440" Long (+.100), Steel 1.625" Exhaust Valve, 11/32" x 5.540" Long (+.200), Steel 2.080" Intake Valve, 11/32" x 4.965" Long (Stock), Steel 1.600" Exhaust Valve, 11/32" x 4.965" Long (Stock), Steel 1.600” Exhaust Valve, 11/32” x 5.115” O.A.L. (+.150”), Steel 1.600” Exhaust Valve, 11/32” x 5.015” O.A.L. (+.050”), Steel
BROBH.56511/32P
BROBR60001 BROBR60029 BROBR60030 BROBR60044 BROBR60130 BROBR60415 BROBR60154 BROBR81019 BROBR81021 BROBR60130 BROBR81022 BROMG1800
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SB Chevy Intake Gasket, 18° with 10° Intake Face, 1.400" x 2.280" 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 BROP2.2505/16 Intake Valve Seat, 2.250" O.D., 1.810" I.D., .312" Deep, Ductile Iron BROSH.54511/32PL 11/32" Valve Guide, .545" O.D., .340" I.D., 2.250" Long, Phosphorous BROSH.5455/16P 11/32" Valve Guide, .545" O.D., .309" I.D., 2.000" Long, Phosphorous BROSH545-11/32P 11/32" Valve Guide, .545" O.D., .345" I.D., 2.000" Long, Phosphorous BROSH565-11/32P 11/32" Valve Guide, .565" O.D., .340" I.D., 2.000" Long, Phosphorous BROBH.5453/8P 11/32” Valve Guide, 545” O.D., .372” I.D., 2.375” Long, Phosphorous BROSH.54511/32P 11/32” Valve Guide, .545” O.D., 340” I.D., 2.000” Long, Phosphorous BROSHC.54511/32M 11/32" Valve Guide, .545" O.D., .340" I.D., 2.000" Long, Manganese BROBH.5453/8P 11/32” Valve Guide, 545” O.D., .372” I.D., 2.375” Long, Phosphorous BROBR5160 5/16” Pushrod Guide Plate, Each BROCOC3250 18X Exhaust Gasket BROHK2081550S SB Chevy Parts Kit, 2.080”/1.600” Valves BROMG1900 SB Chevy Valve Cover Gaskets, Brodix Canted Valve, Each BROUSVS485V 11/32" Valve Stem Seal, .485" Guide Dia. BROUSVS529V 11/32" Valve Stem Seal, .531" Guide Dia. SB Chevy Intake Manifolds BROBM1000 %0IHDWXUHVDQH[FOXVLYH DÀDQJHDQGLVFRPSDWLEOHZLWKDOO%URGL[KHDGV0DQL - IROGKDVDKHLJKWDQGXVHV)HO3URUDFHJDVNHW)(/ BROHV1000 2SHQSOHQXPEDUUHOPDQLIROG IRUVWRFNLQWDNHSRUWORFDWLRQ KHLJKW8VH)HO3URUDFH JDVNHW)(/ Note: All intake manifold dimensions are measured from the bottom of the end rail to the top of the carburetor base. SOHQXPGHVLJQDQGRIIHUVXSWR PRUHKRUVHSRZHUZKHQFRPSDUHG WRSUHYLRXVPDQLIROGV+LJKÀRZLQJ OLJKWZHLJKWFDVWEDUUHOPDQLIROGKDV
Intake Runner
Exhaust Pattern
Comb. Chamber
Plug Type
Intake Valve
Exhaust Valve
Part No.
Description
BRO1020000 Bare 200cc Std. BRO1021000* Assembled 200cc Std. BRO1021001 † Assembled 200cc Std. BRO1021002* Assembled 180cc Std. BRO1021004* Assembled 180cc Std. BRO1021005 † Assembled 180cc Std.
64cc Straight N/A N/A 64cc Straight 2.020" 1.600" 64cc Straight 2.020" 1.600" 70cc Straight 2.020" 1.600" 64cc Straight 2.020" 1.600" 64cc Straight 2.020" 1.600"
*1.250" dia. valve spring. † 1.470" dia. valve spring.
Track 1 SB Chevy Cylinder Heads 7UDFNDOXPLQXPKHDGVGHOLYHU
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Intake Runner
Exhaust Pattern
Comb. Chamber
Plug Type
Int. Valve
Exh. Valve
Part No.
Description
Assembled, Track 1 221cc Std.
BRO1001001
67cc Angle 2.080" 1.600"
BROSPSTST1STD227-SSPE* Assembled, Track 1 227cc Std.
64cc Angle 2.080” 1.600"
BRO1008104 68cc Angle 2.080" 1.600" * Spec. cylinder head for SSPE (Southern Super Parts Engine Series) Asphalt Late Models. Assembled, KC Track 1 227cc Std.
257
CIRCLE TRACK 2021-22
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