Can you port and polish the heads on a V6 SIDI (LF1, LFW, LLT, LFX) engine? Michael August 16, 2023 11:50 Updated You can. Related articles 2. VE SIDI LFX, LFW, LF1 Bolt-On Package What are the benefits between the 12mm and 25mm? Do you sell high ratio roller rockers for the V6 SIDI (LF1, LFW, LLT, LFX) engine? 5. L67 3.8L Supercharged V6 Extreme Package 1. VE SIDI LFX, LFW, LF1 Budget Package Comments 0 comments Please sign in to leave a comment.
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