1994 Mazda B4000 Q&A
1994 Mazda B4000 Question: head gasket replacement
To replace the head gaskets on 2WD B4000 is about is about an 8 to 8.5 hour job. Parts and cylinder head inspection and repairs would depend on what is needed. Shops charge about $80 to pressure check the heads for cracks and $65 to machine the cylinder heads flat if needed. - patrick mannion
The estimate you receive in the RepairPrice Estimator doesn't include the machine shop fees. - Bret Bodas
Going down the highway truck runs steady, when i come to a stop sign, engine starts to overheat and engine runs rough and wants to die. codes are P0304,P0455 and sometimes P0316. Changed 4 of six s...