05 450r rebuild - Honda TRX Forums: Honda TRX 450R Forum
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post #1 of 2 (permalink) Old 12-03-2016, 07:08 AM Thread Starter
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Posts: 115
05 450r rebuild

Rebuilt the engine what's a good starting shim to put in the valves or should I go shimless and then gauge the clearance and do the math?

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post #2 of 2 (permalink) Old 12-06-2016, 07:08 AM
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Join Date: Jul 2016
Location: Tucson AZ
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Start off with a 1.20 and work your way up in shim sizes till you reach .006 Intake and .011 Exhaust

2005 TRX450R Ported & Polished Head, Decked Head at 0.30, 41mm FCR Swap (2007 CRF450R Carburetor), NCVQ Needle, Uni Filter, Big Gun Exhaust, HRC Cam, 11:5.1 High Compression Piston, & 15T Front Spocket.
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