2003 Suzuki LT-Z400 Factory Service Manual, Page 15Get this manual

2003 Suzuki LT-Z400 Factory Service Manual, Page 15

PERIODIC

at month and every months after, Excessive valve clearance results in valve noise and insufficient valve clearance results in valve damage and reduced powerCheck the intake and exhaust valve clearances at the distances 1 above and the valve clearances to specification, ifRemove the seatRemove the fuel tank top cover