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Project Toyota Mr6 Main Caps

Main Caps On Ground<br/>The 1MZ mains are fastened with four 12-point bolts and two cross-bolts at each main cap. This is a great system, but the bolts are undercut for even torquing with factory robots, and thicker main studs are definitely the way to go for serious high-boost engines.
Project MR6

 Main Caps On Ground
The 1MZ mains are fastened with four 12-point bolts and two cross-bolts at each main cap. This is a great system, but the bolts are undercut for even torquing with factory robots, and thicker main studs are definitely the way to go for serious high-boost engines.  View Related Article

 

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