No modifications required, direct bolt-in piece. Fits with all starter and header combos designed for the FE in a 66-69 Fairlane, Torino, Comet, Montego, Cyclone and Falcon for a clean look that will withstand high-output FE's. They will also bolt up to 70-71 Torinos and Montegos to adapt an FE and the 64-65 Falcons and Comets with the Crites conversion kit. There's even a small hole drilled for the return spring on clutch applications. Please specify for side-oilers, it requires a different drivers' side mount, (also shown in picture but not included).Also available for 67-70 Mustangs. The item "FORD FAIRLANE MERCURY CYCLONE COMET GT 390 427 428 CJ SCJ RACING MOTOR MOUNTS FE" is in sale since Monday, February 29, 2016. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Engines & Components\Motor Mounts". The seller is "drsohc" and is located in Bismarck, North Dakota. This item can be shipped to United States, to Canada, to United Kingdom, DK, RO, SK, BG, CZ, FI, HU, LV, LT, MT, EE, to Australia, GR, PT, CY, SI, to Japan, to China, SE, KR, ID, to Taiwan, ZA, TH, to Belgium, to France, to Hong Kong, to Ireland, to Netherlands, PL, to Spain, to Italy, to Germany, to Austria, RU, IL, to Mexico, to New Zealand, PH, SG, to Switzerland, NO, SA, UA, AE, QA, KW, BH, HR, MY, TR, BR, CL, CO, CR, PA, TT, GT, HN, JM.