replace timing belt? on 2008 Mazda CX-7

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
Need the timing chain replaced on my Mazda cx7. Repair costs?
(1) Answer
My book shows 5.2 hours labor and the chain runs about $40 at But I would change the tensioner and guide while its apart here's a diagram from their site