BAJA SAE INDIA 08

TECHNICAL WORKSHOP

TRANSMISSION DETAILS

WE ARE PROVIDING YOU WITH THE FOLLOWING INFORMATION, IN ORDER TO ENABLE YOU TO PACKAGE THE TRANSMISSION IN THE BAJA VEHICLE.

DETAILS OF DRESS LEVEL AT WHICH WE HAVE SUPPLIED YOU THE TRANSMISSION (WITH PHOTOGRAPHS OF PARTS AS LAID OUT FOR ASSEMBLY)

GEAR RATIOS

DETAILS OF CLUTCH ACTUATING MECHANISM

DETAILS OF FORWARD GEARS ACTUATING MECHANISM

DETAILS OF REVERSE GEAR ACTUATING MECHANISM

DETAILS OF THE TRANSMISSION MOUNTING ORIENTATION / LUBRICANT CAPACITY

DETAILS OF FINAL DRIVESHAFT OPERATING ANGLES

DRESS LEVEL GUIDELINES

DRESS LEVEL AT WHICH WE HAVE SUPPLIED YOU THE TRANSMISSION IS FOR YOUR BENEFIT

WE HAVE SUPPLIED IN ASSEMBLED CONDITION

WHATEVER PARTS YOU WILL NEED TO COMPLETE THE VEHICLE ARE SUPPLIED IN LOOSE CONDITION

EXPEDNDABLE PARTS (LIKE PACKINGS / FASTENERS / LOCKS ETC ARE SUPPLIED IN MULTIPLE QUANTITY

Clutch

Schematic Layout of Clutch

Differential

Gear Box Clutch

Schematic Layout of Clutch & Transmission

EngineCrank Shaft

GEAR RATIOS

GEAR RATIOS OF M&M TRANSMISSION FOR MINI BAJA PROJECT ARE

1 ----- 31.48:1

2 ----- 18.70:1

3 ----- 11.40:1

4 ----- 7.35:1

R ----- 55.08:1

DETAILS OF CLUTCH ACTUATING MECHANISM

CLUTCH CABLE ACTUATING BELL CRANK LEVER ----- INPUT DIMENSION = 134 MM

CLUTCH CABLE ACTUATING BELL CRANK LEVER ----- OUTPUT DIMENSION = 31 MM

CLUTCH CABLE ACTUATING BELL CRANK LEVER----- ANGLE OF OPERATION = 40.6 DEGREES

CLUTCH OPERATING LEVER ON TRANSMISSION ----- LENGTH = 85 MM

CLUTCH OPERATING LEVER ON TRANSMISSION ----- ANGLE OF ACTUATION = 21.3 DEGREES

DETAILS OF FORWARD GEARS ACTUATING MECHANISM

THE ZERO LINE IS CONSIDERED AS THE LINE PASSING THROUGH THE CENTRE OF THE GEAR SHAFT OPERATING SECTOR, CUTTING AT THE PEAK BETWEEN THE TROUGHS OF THE THIRD AND THE FOURTH GEARS

1ST GEAR ----- 56.25 DEGREES

2ND GEAR ----- 42.83 DEGREES

3RD GEAR ----- 30.12 DEGREES

4TH GEAR ----- MINUS 11.25 DEGREES

DOUBLE CABLE ATTACHING RADIUS DEFINITION =

7 MM

24 MM

A = SECTOR CENTRE

A

B

B = CABLE CENTRE

DETAILS OF REVERSE GEAR ACTUATING MECHANISM

REVERSE GEAR OPERATING LEVER ON TRANSMISSION ----- LEVER LENGTH = 45 MM

REVERSE GEAR OPERATING LEVER ON TRANSMISSION ----- ANGLE OF OPERATION = 51.5 DEGREES

TO WHEELS

REVERSE

3

DETAILS OF THE TRANSMISSION MOUNTING ORIENTATION / LUBRICANT CAPACITY

FROM ENGINE

212.6 DEGREES

90 MM

HORIZONTALHORIZONTAL

OIL CAPACITY = 1250 CC + 100 CC - 0

DETAILS OF FINAL DRIVESHAFT OPERATING ANGLES

FULL ANGLE ----- 15 DEGREES

FULL JOUNCE ----- 3 DEGREES

FULL REBOUND ----- 12 DEGREES