Hello,

I am trying (unsucessfully) to determine the vintage of the muffler on my (factory) 914-6.
I realize it is not a 914-6 unit.

Single tip, dual input.
Leistritz 901 / 1
901.011.08 / 0574


TIA

Tom Wilkinson
R Gruppe #130

1970 914-6 2.5
1973 911 2.7RS spec.