|    Not Ranked 
 OOPSls1 is round exhust port and ls6 is rectangular
 spacing is very close to w351 and can be used in cobra
 can get new heavy flanges from TTS in CA
 intakes have been limiting factor for high rev engines
 six lt. truck helps but new aftermarkets are now comming on board
 very new casting is now comming from MI bore is 427 and can go to 454
 
				__________________HAVING TOO MUCH FUN
 Scott
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