there should be little dots on the crank and cam gears.... just line them up when you put the cam and the timing chain on and you should be good. the cam gear you cant screw up because it has a dowel the goes into the cam gear and the crank is keyed so it gets pressed on the right spot... very easy
how to adjust the timing chain on a 1988 kz 305
On the front of the timing chain cover, drivers side towards the top of the harmonic balancer.
It has a timing chain. All V-8 Gm products have them.
timing chain is inside the timing chain cover which is located between block and water pump. the water pump mounts to the front of timing case There is a cover that is behind the water pump... The timing chain is under that cover.
All V8 Chevrolets have a timing chain.
A loose timing chain can cause the 305 h to jump time. with improper time, the engine will not start.
None. Almost all SBC use the same timing chain and gears.
Your timing chain may be worn to the point it is jumping a tooth and thus changing the timing. If you can hear the chain that is a good sign it is worn. I would inspect the timing chain.
you have to take off the timing chain cover and replace the seal in the timing chain cover as welll youll need the oil pan seal
There are marks on the chain that coordinate with marks on the timing gear. Make sure these line up when putting on the timing chain, and you should be good to go. Getting to the timing chain is the real battle.
The timing chain is behind the timing cover which is behind the water pump. To get at it, you'll need to remove everything in front of the cover and loosen the oil pan a little.
Since this category is 305-350, I'll have to assume that YOUR engine is one of the two mentioned. The 1990 Chev 305 and 350 did not use a timing belt. They used a timing chain, and unless something really odd happened, you should never need to replace the timing chain until you rebuild the engine.