will a 172 cup 53 plate cat fit a mk1 172 ?

[Markpw]

As above cheers

 

[sideways danny]

well I've seen the reverse done, so i see no reason why not

 

[Daniel]

I've got a Cat for a phase-1 172. £50 plus delivery.

 

[Andyman]

Janspeed Cup decat fits a ph1 172 (twin barrel type cat)