How to apply Sea Foam Spray on 1988 Chevy k1500 Silverado [SOLVED] Asked by Mike A. In Florida How do I spray Sea Foam Spray into a 1988 Chevy k1500 Silverado 5.7 throttle body?
For a carbureted engine, spray the Sea Foam Spray into the carburetor throat while holding the throttle at about 1,000 RPMs over idle. Here’s a video that will give you everything you need to know…
https://www.youtube.com/watch?v=O1KM_J6zDYs
Hope that helps!