spark plug part#

[Chet]

looking for the Iridium spark plug crossover numbers to replace the standard NGK DRP8Z in NGK Iridium

Chet

[racerdan24]

Hey Chet...Did some research on this and at this time it looks like NGK doesn't make one for the 400's yet....

Year Engine Model Standard Plug Iridium Plug
1990-1989 400 FL400R x x
2000-1999 400 TRX400EX FourTrax 400EX x n/a
2006-2001 400 TRX400EX SportTrax 400EX x n/a
2006-2004 400 TRX400FA FourTrax Rancher x x
2006-2004 400 TRX400FGA FourTrax Rancher x x
2004-1995 400 TRX400FE Foreman x x
2004-2002 400 TRX400FM Foreman S x x
2004-1995 400 TRX400FW Foreman x x