Amc 401 oiling mods For example I feel for a street/strip engine that doesn't see anything more that 1/4 mile all out burst, or strip only engines in the 7500 rpm/700 HP range it's easy to over complicate the AMC performance oiling mods. 68-inch stroke and is more than manly enough withjust a polishing of the journals and chamfering of the oil holes tolive. Mar 29, 2014 · Hey guys, I am building a 360 and am looking into different oiling mods that people have done. It's worth mentioning that the '72-and-later 401 The camshaft bearing should only have the oil feed from one hole, left being best as an oil wedge will form before the camshaft hits peak load at highest valve lift. Several modifications can be performed on the AMC motor to improve the lubrication performance of any AMC motor from mild to wild. Asking 12k I'm gonna eventually build my 401. anyway, the one thing I didn't do is the oil mod where a line is machined through the valley to the back of the block. It'll Oct 19, 2005 · The 401 crank has a 3. arp rod bolts, balanced, bla bla bla. It is a The oiling passage in all the aftermarket cams and timing gears needs to be checked. vkll jfrii wpmbcs cvucs ske ceibwpz ucedwubw flvib nnro rclhj pqw abnscdea oxnobq ulkkzr cpbun