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Old 08-12-2023, 08:05 AM   #4
67 twins
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Join Date: Mar 2019
Location: Herculaneum MO (20 minutes south of St. Louis
Posts: 592
Re: Could me engine timing be inaccurate

Quote:
Originally Posted by RustyPile View Post
As you lowered the distributor into position, the rotor rotated a bit because the gears on the shaft are spiral cut.. This rotation is normal.. If the vacuum canister on the distributor is in a "comfortable" position after the timing is set, you're good to go.. Wanna see something that will fascinate and puzzle you a little more?? Put the timing light pickup on the #6 plug wire. Start the engine and check the timing as before...
This should not puzzle you at all. Cylinders 1 and 6 are at TDC at the same time. When 1 is on the power stroke 6 is on the intake stroke.
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67 C10 283 T5 swapped longbed fleetside = wife's daily driver
67 C20 292 (originally a 250)4speed longbed fleetside w/original wooden bed=my project truck
67 C10 283+.060 (so a 292 as well)T5 swapped longbed fleetside=my DD
72 C1500 Sierra Grande 350 TH350 longbed fleetside=wife's fair weather truck
Can you tell we are fans of longbed fleetsides & 67s
Chris
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