1969 Mustang Tune-up Specifications
Engine Spark Plugs Points IGN Timing Fuel Idle speed
Cyl – Cu.in. HP Type Gap Dwell Gap(in) Man Trans Auto Trans Pressure M trans A trans
6—-200 115 BF-32 0.034 38 0.027 6B 6B 5 750 550(!)
6—-250 155 BF-82 0.034 38 0.025 6B 6B 5 700 550
(700/500) (550/450)
8—-302 220 BF-42 0.035 29(3) 0.021(4) 6B 6B 5 650 550(!)
8—-302Boss 290 AF-32 0.034 32 0.020 16B — 5 800/500 —-
8—-351 250 BF-42 0.034 29 0.017 6B 6B 5 650 550
8—-351 290 BF-32 0.034 29 0.017 6B 6B 5 675 575
8—-390 320 BF-42 0.034 29(3) 0.017(5) 6B 6B 5 700 550
8—-428 335 BF-32 0.034 27(6) 0.021(4) 6B 6B 5 700 650
8—-429Boss 375 AF-32 0.035 30 0.020 10B 10B 5 700/500 700/500
notes
(!) Idle speeds set with ac turned off
(3) Figure is 27 degrees for automatic transmission
(4) Figure is 0.017 for automatic transmission
(5) Figure is 0.021 for automatic transmission
(6) Figure is 29 degrees for automatic transmission
() Figures in parentheses apply to California engine figure in the brackets are
For solenoid equipped vehicles only. in all case where two figure are separated by a slash, the first is for idle speed with solenoid energized and automatic transmission in drive, while the second is for idle speed with solenoid disconnected and automatic transmission in neutral.