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Matt
Matt, Mechanical Engineer
Category: Mazda
Satisfied Customers: 20593
Experience:  BEng hons Mech engineering, in auto industry 22 years
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I AV a Mazda bongo 2.5 v6 petrol Wich as JUSTED had the head

Customer Question

Hi there I AV a Mazda bongo 2.5 v6 petrol Wich as JUSTED had the head gasket done wen the garage tock the heads off found out the rings needed doing as well so all rebuilt every things is in order but won't start got spark fuel and compression can you giv me any advice thanks
Submitted: 4 months ago.
Category: Mazda
Customer: replied 4 months ago.
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Expert:  Matt replied 4 months ago.

Hello

I'd suggest to 1st do a compression test across all cylinders ( unless you have already done this) as they should all be within 10-15 psi of each other

if you have a couple of low cylinders then this would indicate that the cam timing is out and this can easily produce a non start scenario

Expert:  Matt replied 4 months ago.

Hi

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