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Roll'nSlo · 04-08-2014, 02:03 PM

Would I benefit a lot going with aluminum heads opposed to cast iron?? Found a set of Merlin's for a lot cheaper. They're 270cc with 2.30 and 1.88 valves. Just hate the 119cc chamber on them.

04-08-2014, 02:03 PM	#47
Roll'nSlo Registered User Join Date: Jan 2014 Location: Plantersville,TX Posts: 130	Re: Another 489bbc question Would I benefit a lot going with aluminum heads opposed to cast iron?? Found a set of Merlin's for a lot cheaper. They're 270cc with 2.30 and 1.88 valves. Just hate the 119cc chamber on them.