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Crome moly pushrods, Warning, Adjuster operating range – Jesel INS-06048 Brodix SB Chevy Canted Valve User Manual

Page 2: Installation check list, Valve lash adjustment

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THESE INSTRUCTION SHEETS ARE INTENDED AS REPRESENTATIONS ONLY. JESEL IS IN NO EVENT LIABLE FOR CONSEQUENTIAL DAMAGE,

INSTALLATION COST OR OTHER COST OF ANY NATURE. NO REPRESENTATIVE IS AUTHORIZED TO ASSUME FOR JESEL ANY OTHER LIABILITY

IN CONNECTION WITH ANY JESEL PRODUCT. NOT RESPONSIBLE FOR TYPOGRAPHICAL ERRORS.

WARNING

IF IN DOUBT, CALL JESEL TECH DEPT AT (732) 901-1800.

MAKE SURE PUSHROD TIP COMFORMS TO ADJUSTER CUP.

APPLY THREAD SEALANT TO ALL BOLTS EXPOSED TO WATER.

DO NOT DEGREASE ROCKER AND RUN WITHOUT LUBRICATION.

DO NOT LET PUSHRODS RUB AGAINST CYLINDER HEADS OR BLOCK.

DO NOT BOLT DOWN OR REMOVE ROCKERS UNDER ANY SPRING LOAD.

ALWAYS LUBRICATE PUSHROD TIPS AND ADJUSTERS WITH SUPPLIED LUBE.

APPLY THREAD SEALANT TO ALL BOLTS PROTRUDING INTO INTAKE PORTS.

DO NOT OVER-TORQUE ADJUSTER NUTS - ALWAYS FOLLOW TORQUE SPECS.

DO NOT RUN WITH ADJUSTER MORE THAN 2 TURNS OUT FROM SEATED POSITION.

DO NOT MACHINE ADJUSTER COUNTERBORE TO COMPENSATE FOR A LONG PUSHROD.

DO NOT “FLY-CUT” UNDERSIDE OF ROCKER ARM FOR ADDITIONAL SPRING CLEARANCE.

CROME MOLY PUSHRODS

T H E S E A F F O R D A B L E O N E - P I E C E 4 1 3 0

CROME MOLY STEEL PUSHRODS FEATURE

A .080” THICK WALL AND SWEDGED EXACT

RADII ENDS. THESE HEAT TREATED AND

BLACK OXIDE FINISHED PUSHRODS ARE

AVAILABLE IN .050” INCREMENTS.

3/8 DIA AVAILABLE FROM 6.800” TO 11.000”

5/16” DIA AVAILABLE FROM 6.800” TO 9.500”

ADJUSTER OPERATING RANGE

THE OPERATING RANGE FOR THE LASH ADJUSTER IS 1/4 TO 2 TURNS OUT FROM THE SEATED
POSITION. THE ROCKERS ARE SHIPPED FROM JESEL WITH THE ADJUSTERS SET 1 TURN OUT FROM
THE SEATED POSITION. IF ADJUSTER IS MORE THAN 2 TURNS OUT, USE A LONGER PUSHROD. IF
ADJUSTER IS LESS THAN 1/4 TURN FROM SEATED POSITION, USE A SHORTER PUSHOD.

NEVER

MODIFY ADJUSTER COUNTERBORE TO COMPENSATE FOR A PUSHROD THAT IS TO LONG.

INSTALLATION CHECK LIST

CHECK STAND HEIGHT

(IF APPLICABLE)

CHECK FOR PUSHROD CLEARANCE
DETERMINE PUSHROD LENGTH
PRELUBE PUSHRODS / ADJUSTERS
TORQUE ALL HARDWARE TO SPEC
CHECK FOR VALVECOVER CLEARANCE

VALVE LASH ADJUSTMENT

1)

ROTATE ENGINE UNTIL EXHAUST ROCKER

BEGINS TO OPEN. SET INTAKE LASH TO
DESIRED SPEC.

2)

ROTATE ENGINE UNTIL INTAKE ROCKER

BEGINS TO RETURN FROM FULL LIFT. SET
EXHAUST LASH TO SPEC.

3)

REPEAT FOR REMAINING CYLINDERS

FOLLOWING THE FIRING ORDER.