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Rx-7fetish · 07-13-2009, 11:44 AM

If you wanna run synthetic so bad just run royal purple. It says on there site is safe for rotaries. It's also what they run in the rotary race cars. It's designed to burn without leaving any ash or residue in the engine to prevent carbon build up.

07-13-2009, 11:44 AM	#2
Rx-7fetish Blue Blur Join Date: Jan 2009 Location: Windsor Posts: 211 Rep Power: 0	If you wanna run synthetic so bad just run royal purple. It says on there site is safe for rotaries. It's also what they run in the rotary race cars. It's designed to burn without leaving any ash or residue in the engine to prevent carbon build up.