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| Model | Intake Opens | Intake Closes | Exhaust Opens | Exhaust Closes |
|---|---|---|---|---|
| CX500 (CDI) | 75° BTDC | 115° ABDC | 111° BBDC | 71° ATDC |
| CX500 (TI), CX400E Sports, CX500E Sports, GL500, GL500I | 79° BTDC | 123° ABDC | 114° BBDC | 85° ATDC |
| CX650E, CX650C, GL650, GL650I | 87°50′ BTDC | 121°04′ ABDC | 107°26′ BBDC | 82°26′ ATDC |
| CX500 Turbo | 77° BTDC | 110° ABDC | 98° BBDC | 83° ATDC |
| CX650 Turbo | 84° BTDC | 108° ABDC | 80° BBDC | 104° ATDC |
| Model | Intake Opens | Intake Closes | Exhaust Opens | Exhaust Closes |
|---|---|---|---|---|
| CX500 (CDI) | 6° BTDC | 46° ABDC | 46° BBDC | 6° ATDC |
| CX500 (TI), CX400E Sports, CX500E Sports, GL500, GL500I | 6° BTDC | 46° ABDC | 46° BBDC | 6° ATDC |
| CX650E, CX650C, GL650, GL650I | 7° BTDC | 53° ABDC | 40° BBDC | 15° ATDC |
| CX500 Turbo | 5° BTDC | 30° ABDC | 30° BBDC | 5° ATDC |
| CX650 Turbo | 5° BTDC | 30° ABDC | 30° BBDC | 5° ATDC |
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