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Need some help guys with a 1971 7.5/hp merc. Timing placard reads .195 BTDC 34 1/2. Yes, I read the FAQ on link & sync but not getting anywhere. Don?t know if I even have a trigger screw with a T-bolt ignition? Starts easy and idles nice but hard to get to WOT and dies when power is reduced...
My son's 71 20 hp Johnson (20R71S) weeps some oil after shut down from the small holes in the LU. I guess I need to replace the drive shaft (garlock) seal and shift rod (o-ring) seal? Might as well replace the impellor while I'm there? Any help or tips in performing these task would be...
Inherited a siezed 71 7.5 HP merc with bad primary ign wires and stripped #2 plug threads. Appears water enterd cyl's. Was able to un-sieze over time by removing side cover soaking rings with aerokroil and rocking flywheel. Pulls through smooth but #2 cyl compression is noticably lower than #1...
