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  1. Clifford 6=8 performance mods feedback - Ford-Trucks.com

    Oct 21, 2010 · Ford Inline Six, 200, 250, 4.9L / 300 - Clifford 6=8 performance mods feedback - I have a 1977 F150 short box 4x4 with the 300 I6 and 4 speed manual trans. I was considering adding the …

  2. Hot Rods - Cliffords' 6=8 | The H.A.M.B. - The Jalopy Journal

    Jan 7, 2016 · All Clifford research stuff is,IME first class.You do get to pay for that.You will generally get your best results power to headache wise with the Clifford 1X4.The twin Weber setup really passes …

  3. Is Clifford Performance reliable? - Ford-Trucks.com

    Oct 29, 2008 · Ford Inline Six, 200, 250, 4.9L / 300 - Is Clifford Performance reliable? - Has anyone bought from Clifford Performance lately? I have read some bad things about service and delivery …

  4. Is Clifford performance gone??? | The H.A.M.B. - The Jalopy Journal

    Aug 6, 2006 · Is Clifford performance gone??? Discussion in ' The Hokey Ass Message Board ' started by Rock 'n Roll DaddyO, Aug 6, 2006.

  5. Clifford Performance 6=8 Package - Ford-Trucks.com

    Sep 24, 2017 · 1961 - 1966 F-100 & Larger F-Series Trucks - Clifford Performance 6=8 Package - Has anyone tried one of the newer packages? I'm considering it and wanted to hear what others thought …

  6. What's up with CLIFFORD PERFORMANCE? | The H.A.M.B.

    Feb 8, 2006 · What's up with CLIFFORD PERFORMANCE? Discussion in ' The Hokey Ass Message Board ' started by Scotch, Feb 8, 2006.

  7. Clifford 6=8 anyone use this setup? - The Stovebolt Forum

    Oct 10, 2011 · Clifford 6=8 anyone use this setup? Forums Active Threads Brrrrr Winter is Coming Time to think about winterizing your Bolt.

  8. Clifford Performance Cam Warning - Ford-Trucks.com

    Jun 20, 2010 · Ford Inline Six, 200, 250, 4.9L / 300 - Clifford Performance Cam Warning - I was reading over on the other forum. A guy put a new Clifford cam in his brand new rebuilt 300, and it ate the …

  9. Clifford 6=8 performance mods feedback - Page 2 - Ford Truck ...

    Ford Inline Six, 200, 250, 4.9L / 300 - Clifford 6=8 performance mods feedback - I have a 1977 F150 short box 4x4 with the 300 I6 and 4 speed manual trans. I was considering adding the Clifford intake, …

  10. Clifford performance - The Stovebolt Forum

    May 3, 2015 · Hi, wondering if anyone has used Clifford performance products in their inline 6. I am excited to get a boost in HP and torque and they have some grea...