| 主权项 |
1. A method for retrofitting high performance camshafts to gasoline-fueled piston engines comprises the steps of:
providing an internal combustion engine with a plurality of hemispherical combustion chambers, wherein the internal combustion engine with a plurality of hemispherical combustion chambers comprises a timing cover, an oil pump, a stock camshaft drive assembly, a camshaft locating plate, a stock camshaft, a variable camshaft timing (VCT) control assembly, a plurality of displacement-on-demand (DOD) control solenoids, and a plurality of cam followers; providing a camshaft retrofitting kit, wherein the camshaft retrofitting kit comprises a plurality of DOD plugs, a VCT plug, a performance camshaft, a performance camshaft drive assembly, and a plurality of spacers; removing the timing cover, the oil pan, the stock camshaft drive assembly, the camshaft locating plate, the stock camshaft, the VCT control assembly, the plurality of DOD control solenoids, and the plurality of cam followers from the internal combustion engine with a plurality of hemispherical combustion chambers; installing the plurality of DOD plugs in place of the plurality of DOD control solenoids; installing the VCT plug in place of the VCT control assembly; installing the performance camshaft in place of the stock camshaft; reinstalling the camshaft locating plate; installing the performance camshaft drive assembly in place of the stock camshaft drive assembly; reinstalling the oil pump and the timing cover; disassembling the plurality of cam followers, wherein the plurality of cam followers comprises a plurality of springs; replacing the plurality of springs with the plurality of spacers; reassembling the plurality of cam followers; and reinstalling the plurality of cam followers. |
