2009 Suzuki 400 LTZ Quad Sport Service Manual, Page 31Get this manual
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TAPPET SHIM SELECTION TABLE (INTAKE) TAPPET SHIM NO(12892-41C00-XXX) TAPPET SHIM SET NO12800-41810)
How to use this chart: IMeasure tappet clearance when the engine is coldIIMeasure present shim