Directions:
1. With cold engine remove air filter
2. With engine off, spray on carburetor interior and exterior surface. Let it soak and shortly afterwards spray again
3. Spray it on automatic choke and carburetor butterfly, then open and close manually until they move freely
4. Spray on vacuum piston/cylinder generously
5. Spray on all throttle linkage to free action
6.For fuel injected vehicle: with engine running spray generously into air intake port. Rev Engine occasionally until idle returns to normal
7. For PCV valves: with engine cold, disconnect hose from valve. Insert extension tube into valve opening and spray while moving valve back and forth. Start the engine and spray three to four short bursts.
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