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SAM/CH ZR-1 · 12-16-2016

Hello guys

I've got a question. Why do the 93-95 models have a shorter valve length in comparison to the 90-92 MY (4.04" vs 4.06")? Is there a special reason behind?

12-16-2016	#1
SAM/CH ZR-1 Join Date: Jul 2005 Location: Basel/Switzerland Posts: 152	Valve length Hello guys I've got a question. Why do the 93-95 models have a shorter valve length in comparison to the 90-92 MY (4.04" vs 4.06")? Is there a special reason behind? __________________ Sam DR.Z/LT5-Performance 1990 #1822 with 383 cui