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rootbeer7 · 4 April 2018, 06:00 AM

The first series had no ridge at the top. The later series had these and were service replacements on the early ones I believe. They’re different to my Big Block

4 April 2018, 06:00 AM	#4
rootbeer7 "TRF" Member Join Date: Jan 2014 Location: london Posts: 5,972	The first series had no ridge at the top. The later series had these and were service replacements on the early ones I believe. They’re different to my Big Block __________________ @imrootbeer7