Old 03-17-2019, 11:37 AM
  #3  
captbone
Senior MemberCaptains Club Member
 
Join Date: Mar 2003
Location: United States
Posts: 10,389
Likes: 0
Received 2,337 Likes on 1,057 Posts
Default

The performance numbers I have see put the 400M within 1mph of the 400R.