Volvo Owners Club Forum - View Single Post - 240 General:

braindamage · Apr 14th, 2024, 16:36

Yep, there will be a 6% reduction in rolling radius.

As such your speedo will under-read
30mph -28.2
45mph - 42.3
70mph - 65.8

6% more revs for any given speeds.

Apr 14th, 2024, 16:36	#4
braindamage Junior Member Last Online: Yesterday 19:45 Join Date: Oct 2015 Location: essex	Yep, there will be a 6% reduction in rolling radius. As such your speedo will under-read 30mph -28.2 45mph - 42.3 70mph - 65.8 6% more revs for any given speeds.