B bullitbob New Member Local time 5:14 AM Joined May 21, 2021 Messages 1 Jul 17, 2021 #1 I have a 1999 Whizzer that I lost the spark plug, anyone know what plug I need???
Skeezer Member Local time 3:14 AM Joined May 31, 2020 Messages 38 Jul 17, 2021 #2 It depends. Early ones had a 14mm plug that was later changed to a 10mm. Skezzer
Wrench Well-Known Member Local time 3:14 AM Joined Nov 14, 2018 Messages 9,077 Location So Cal Jul 18, 2021 #3 The 10mm S/P comes in two different thread lengths depending which head ya got. NGK C7E 3/4"and NGK C7HSA 1/2" thread length If ya cross reference this info to a 14mm plug that will be for the 1999 - 2004 WC-1 Last edited: Jul 18, 2021
The 10mm S/P comes in two different thread lengths depending which head ya got. NGK C7E 3/4"and NGK C7HSA 1/2" thread length If ya cross reference this info to a 14mm plug that will be for the 1999 - 2004 WC-1