Rocker service parts, Torque specs, Hardware kit components – Jesel INS-07238 Indy 440-1 User Manual

Page 2: Rocker stands, Rocker pairs, Warning, Adjuster operating range, Installation check list, Valve lash adjustment

Advertising
background image

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.

D O N O T D E G R E A S E R O C K E R A N D R U N W I T H O U T

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.

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

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.

ROCKER SERVICE PARTS:

Part Number Description

ADJ-20230

Valve Lash Adjuster

WSH-29800

Valve Lash Adjuster Washer

NUT-24500

Valve Lash Adjuster Nut

BRG-20610

Shaft Bearing, 9/16 ID x 3/4 Long

BRG-20620

Shaft Bearing, 9/16 ID x 1/2 Long

SFT-27970

Rocker Shaft, Cyl 1-5-4-8

SFT-27980

Rocker Shaft, Cyl 2-6-3-7

SPC-28360

.067 Rocker Spacer

RNG-26210

Rocker Retaining Ring

TORQUE SPECS:

5/16-18 T-45 Shaft Bolt

26-28 FT / LBS

7/16-14 T-50 Stand Bolt

60-65 FT / LBS

Adjuster Nut

26-28 FT / LBS

Note:

Torque specs shown were calculated using

30wt engine oil on threads. You must adjust the

torque spec if using a lubricant other than engine

oil.

HARDWARE KIT COMPONENTS:

Quan Part Number Description

24

BLT-21750

5/16-18 x 1.250” T-45 Shaft Bolt

6

BLT-21893

7/16-14 x 1.250” T-50 Stand Bolt

8

BLT-21892

7/16-14 x 1.000” T-50 Stand Bolt

1

TOL-19210

T-45 Torx Socket

1

TOL-19221

T-50 Torx Socket

1

TOL-29400

5pc Checker Pushrod

ROCKER STANDS:

Quan Part Number Description

2

STN-20072

Rocker Stand, Indy 440

ROCKER PAIRS:

Quan Part Number Description

4

PRL-07238

Rocker Pair, CYL 1,5,4,8

4

PRR-07238

Rocker Pair, CYL 3,7,2,6

Advertising