90-824052R3 JUNE 2002 ELECTRICAL - 2C-1
Timing/Synchronizing/
Adjusting
Specifications
CARBURETED MODELS
Models 105 JET/135/150
Full Throttle RPM Range 5000-5600
Idle RPM (in Forward Gear) 625-725
Maximum Timing:
@ Cranking Speed
@ Wide Open Throttle
21° BTDC
19° BTDC
Idle Speed/Pickup Timing 0°-9° ATDC
Spark Plug NGK-BU8H
Firing Order 1-2-3-4-5-6
Model XR6/Magnum III
Full Throttle RPM Range 5000-5600
Idle RPM (in Forward Gear) 625-725
Maximum Timing:
@ Cranking Speed
@ Wide Open Throttle
20° BTDC
19° BTDC
Idle Speed/Pickup Timing 0°-9° ATDC
Spark Plug NGK-BU8H
Firing Order 1-2-3-4-5-6
Model 175 Carb
Full Throttle RPM Range 5000-5600
Idle RPM (in Forward Gear) 600-700
Maximum Timing:
@ Cranking Speed
@ 5000 RPM
20° BTDC
19° BTDC
Idle Speed/Pickup Timing 0°-9° ATDC
Spark Plug NGK-BU8H
Firing Order 1-2-3-4-5-6
Model 140 JET/200
Full Throttle RPM Range 5000-5600
Idle RPM (in Forward Gear) 625-725
Maximum Timing:
*(Models with Spark
Advance Module)
@ Cranking Speed
@ Wide Open Throttle
21° BTDC
25° BTDC
Maximum Timing:
*(Models with Idle
Stabilizer Module)
@ Cranking Speed
@ Wide Open Throttle
22° BTDC
20° BTDC
Idle Speed/Pickup Timing 0°-9° ATDC
Spark Plug NGK-BU8H
Firing Order 1-2-3-4-5-6
Carburetor Models
*IMPORTANT: Remove idle stabilizer/advance
module, install idle stabilizer and reset timing.
Refer to Service Bulletin 91-35.
a
b
a - Spark Advance Module
b - Idle Stabilizer Module
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