Differences Between 058 And 06a Vw Blocks Alex S Autohaus European Here are some other differences: 058 blocks have an internal intermediate shaft that that drives the oil pump and use an external water pump driven by an accessory belt. 058 blocks are only found in the early longitudinal audi b5 a4 and vw b5 passat. 06a blocks do not have an intermediate shaft and use a water pump driven by the timing belt. The biggest difference between an 058 block and 06a are: 1: 058 has an external water pump. there are several differences in how water hoses are routed. there may also be differences in mounting accessories such as ps pumps and alternator. 2: 058 blocks use 11mm head bolts. o6a use 10mm. put an 06a head on an 058 block and you may have to.
Differences Between 058 And 06a Vw Blocks Alex S Vw audi 1.8t engines have many engine codes, but they all fall under two engine types: 058 or 06a long blocks. these two 1.8t engines are very different blo. Add to quote. only show this user. #2 ·jul 28, 2010. the 06a head has the vvt while the 058 doesn't, so i would assume this is where that difference arises from. you can use both heads on the block but you have to change the cam tensioner before you can use the vvt head with a non vvt ecu. saveshare. 1.8t 20v stock connecting rods. all 06a and 058 connecting rods measure 144mm in length on the center to center dimension and have a big end journal width of 24.90mm. the connecting rod wrist pin size and taper vary depending on engine codes. a tapered 19mm wrist pin (144x19) is the most common connecting rod size in 06a engine blocks. The 1.8 block will need to be bored out to accept fsi pistons as the bore is too small. there are two style mk4 blocks, 058 and 06a. the 058 has an internal balance shaft assembly, external water pump and 11mm head studs and cannot be used for hybrid builds. the block type and part number is cast into the backside of the block.
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