mmr stage 3 ported/polished navi 4v heads with bronze guides, oversized ss valves, comp cams or manley 500 lift springs this heads have 2 dyno pulls and around 200 miles car made 396 rwhp n/a mild set up cam bridges are cut cause I had 500 lift cams on it also they are 9 thread heads they are complete except cams 1200 shipped includes paypal my # 8326182257 text for pics
5.4 4v navi ported/polished heads
- Thread starter leoquirog
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