xviii Engine and Chassis Lubrication. . . . . . . . . . . . . . . . . . . 535 Tire and Wheel Service . . . . . . . . . . 536 Replacing Spark Plugs. . . . . . . . . . . 536 Measuring Engine Compression and Leak-Down . . . . . . . . . . . . . . . 536 Compression Testing. . . . . . . . . . . . . . .536 Cylinder Leak-Down Testing. . . . . . . . . .538 Ignition System Tune-Up . . . . . . . . 540 Contact Point Ignition System Service. . .540 Ignition Timing Adjustment . . . . . 542 Static Timing Adjustment. . . . . . . . . . . .542 Dynamic Timing Adjustment . . . . . . . . .543 Electronic Ignition System Service . . . . . . . . . . . . . . . . . . . . . . . 543 Engine and Carburetor Tune-Up . . . . . . . . . . . . . . . . . . . . . . 544 Valve Adjustment . . . . . . . . . . . . . . . 544 Cam Chain Adjustment. . . . . . . . . . 546 Carburetor Adjustments. . . . . . . . . 546 Carburetor Pilot Circuit Adjustment . . . .546 Carburetor Synchronization. . . . . . . . . .547 Idle Speed Adjustment . . . . . . . . . . . . .547 Tune-Up and Periodic Maintenance Summary. . . . . . . . 548 Periodic Maintenance Schedule . . . . . .549 Documentation. . . . . . . . . . . . . . . . . . .549 Storage. . . . . . . . . . . . . . . . . . . . . . . . . 549 Storage Preparation Procedures . . . . . .551 Returning the Unit to Service. . . . . . . . .551 Appendix A . . . . . . . . . . . . . . . . . . . . . 555 Appendix B . . . . . . . . . . . . . . . . . . . . . 567 Appendix C . . . . . . . . . . . . . . . . . . . . . 579 Glossary . . . . . . . . . . . . . . . . . . . . . . . . 581 Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . 598