Using a waterproof grease such as Champion Poly-7 Grease or Daylube Nanoceramic Grease, repack the front wheel bearings.If changing sprockets, make sure to readjust the chain block so it is 1/16" away from the sprocket or the chain will skip.If not racing for a couple weeks, purge the system with gasoline. With electronic fuel injection, turn the fuel pump on every 4 days to circulate fuel.Check play on front hubs, and tighten or loosen the spindle nut if necessary.Pull up the rubber boot and apply grease if necessary. Make sure the collapsible steering shaft is free.Make sure the upper steering shaft moves freely, and ream bushings if needed.Nylon guide blocks on our wishbone cars need to be replaced about every 20 races. If you run chain tensioner wheels, check these and replace them if worn out.See our Fuel Injection Maintenance page (link at the top of this page) for injection considerations.They may look straight, but if you rotate them or put a straight edge on them, you may find otherwise. Inspect all radius rods, shocks, axles, steering arms, steering box, Jacob's ladder, and wheels for bent or binding items.If not, the piston will extend too far and bind as pads wear. Check all fasteners, bolts, and electrical connections, including the ground bolts, battery terminals, screws on the back of the switches, and tighten if necessary. ![]()
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