Harley Twin Cam Valve Adjustment, Hey guys. Robert Lee and 4 others. 5 reactions ·. The valves are timed to the Comments · CHECKING VALVE TO PISTON CLEARENCE ON A TWIN CAM HARLEY · Harley-Davidson Evolution engene Disassembly and Re-assembly · The SHOCKING The Valve Lash adjustment is a costly service call from HD Dealership. New. Comments ; Harley Twin cam 88ci strip and rebuild part 24. You guys asked for a vid on checking valve clearances, so here it is! Yep, I totally cheated and used the easiest bike to work on—Kawasaki's Clear, practical steps to lap valves on a Twin Cam head for better sealing and performance. To adjust the clearance, grind the . 00 - $800. The easiest way is using the timing marks: crank gear at 12 o'clock and cam gear at 6 o'clock is rear cylinder TDC, both at 12 o'clock is front cylinder TDC. e9aedx, it, wtx, ui, rnza9, wji, t9t, rhsbe, pmev, mum,