It has a timing chain. All V-8 Gm products have them.
All V8 Chevrolets have a timing chain.
No Belt=It has a Timing Chain.=
if by "belt or chain" you're trying to ask if they have a timing belt or timing chain, the answer is timing belt
how to adjust the timing chain on a 1988 kz 305
There is no timing belt on a 305 unless it is an aftermarket belt drive system.
It does not have a timing belt. It has a timing chain.It does not have a timing belt. It has a timing chain.
Timing Chain
It has a timing chain, not belt.
It has a timing chain
It does not have a timing belt. It has a timing chain which does not require replacement.It does not have a timing belt. It has a timing chain which does not require replacement.
Does a 2007 Nissan Sentra have a timing belt or timing chain?
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.