Item Overview Reviews Videos NGK spark plug. NGK BP4ES. For E-Z-GO gas (4 cycle) 1991-up golf cart models. We’re looking for stars!Let us know what you thinkBe the first to write a review! Videos Hide Videos Show Videos Yamaha Spark Plug NGK BP4ES Install | G16 | G19 | G22 | G29 Drive Golf Cart DIY Golf Cart shows you how to properly set the spacing on a s...