Let’s take her out to El Mirage and see what she’ll do. Originally designed in 1948 back for the hardcore flathead guys. Yes you can run four 97’s on your built flathead.
Make the ol’ boys choke on that cigar. Very limited production. The difference between the PM-7 and the PM-8 was the runners are flipped and the PM-8 has the Tattersfield name rather then the PM-7s Thickstun. After Tommy Thickstun passed away in 1946 this was the new intake that carried on his design concept under the Tattersfield banner.
