TOP DEAD CENTER ON A 3.4 CHEVY

1998 Chevrolet Astro

Tiny

dog car 454

March, 22, 2011 AT 5:28 AM

How do I find top dead center on a 3.4 chevy astro van

FOUND 16403 RELATED QUESTIONS

Wiring Issue?

68 ANSWERS
134 IMAGES

1 Answer

Tiny

rasmataz

March, 22, 2011 AT 5:40 AM

Remove the sparkplug no.1 put your long index finger or use a compression gauge over the hole and have helper crank engine over in burst-till you feel pressure then stop-look at the crankshaft pulley mark-turn the pulley till the markings are line up TDC/0 degs, timng scale and pulley-

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