BRODIX SBC LM SERIES CYLINDER HEADS/12 1120002

Regular price $ 1,769.76

CALL SHANON AT 507 445 3235 WITH ANY QUESTIONS.

The 100% CNC ported LM 12 STD is the latest in dirt late model technology. It features a 12°
valve angle, 85 / 134 valve spacing, and newly designed intake and exhaust ports. The intake
port on this head flows 387 cfm with a 2.180 valve. The exhaust port flows 270 cfm with a 1.625
valve. *THE HEADS IN THIS LISTING ARE MADE TO BE CNC PORTED AND DO NOT HAVE FINISHED COMBUSTION CHAMBERS OR INTAKE PORTS.

Package Heads:

PS CB: VALVE BOWLS BLEND• PS MI: MATCH INTAKE PORT TO BRODIX MG 1215• PS Valve Job: COMPETITION VALVE JOB• Intake Valves: 2.180 X 5.740 o.a.l. - BX 2180-574T (TITANIUM)2.180 X 5.740 o.a.l. - BR 60718D (STEEL)• Exhaust Valves: 1.625 X 5.740 o.a.l. - BR 60174D• Valve Springs: 1.550 ROLLER VALVE SPRING - GA 1000, 240 lb CLOSED, 550 lb OPEN, 1.950 INSTALLED HEIGHT, .700 MAXIMUM LIFT• Retainers: 1.550 10° TITANIUM - MA 2398BR• Valve Locks: 10° JUMBO - CC 611• Rocker Studs: Shaft System Required• Valve Seals: 11/32 - US VS529V

Facts And Related Components:

• Torque Heads: 70 ft-lb• Torque Rocker Studs: 40-45 ft-lb• Intake Gaskets: BRODIX MG 1215• Head Gaskets: 350 - FEL-PRO 1003, COMETIC C5399 400 - FEL-PRO 1004, COMETIC C5403• Exhaust Gaskets: FEL-PRO 1407• Head Studs: BRODIX SK HSSB 13 (ALUMINUM BLOCK)• Accessory Bolt Holes Are Drilled• Spark Plug Starting Points: NGK R5671A-10 FOR ALCOHOL NGK R5671A-9 FOR RACING GAS• Spring Pockets: 1.550 OUT OF THE BOX, MAY BE CUT TO 1.625 - NO LARGER OR DEEPER• Valve Angle: 12°• Angle Milling: .0065 in PER cc• Flat Milling: .0055 in PER cc• Pushrods: SPECIAL LENGTH• Rocker Arms: SHAFT SYSTEM - T&D 22076• Lifters: .180 OFFSET 

Cylinder Head Specifications:

                                   INTAKE  CHAMBER  VALVE SIZES             PLUG                 EXHAUST            VALVE            INTAKE 

                                    PORT      VOLUME          INT./EXH.              ANGLE               PATTERN       CENTERLINE    MANIFOLD

WP LM 12 STD  300 cc       49 cc       2.180/1.625         Raised        18° Standard        85/134           TBA

                CUBIC INCH   COMPRESSION   CAMSHAFT           RPM                     APPLICATION

WP LM 12 STD  358 - 430         13.5 Minimum           Roller          4000 - 7500          Oval Track / Drag Race

Flow Chart CFM @ 28" H20

                             VALVE SIZE     0.200       0.300       0.400       0.500      0.600      0.700      0.750     0.800

WP LM 12 STD  2.180 INTAKE      155          236          305          352         375         384         386         387

(CNC Ported)     1.625 EXHAUST  111          155           215          243         254         263         267         270

• LM 12 STD CNC Bare Standard Port Exhaust 1120002 MAKE OFFER PER 2

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CALL SHANON AT 507 445 3235 WITH ANY QUESTIONS.

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    Warning: May cause cancer and reproductive harm.