Lapping Valves…
December 10, 2018The weather sucked this weekend, but at least we did not get any snow. I did make some progress on the EVO motor. Got the heads cleaned up, as clean as I could get them, and the valves lapped.
Category: 1992 EVO Big Twin
Custom garage built bobber project powered by a 1992 Harley Davidson Evolution Big Twin engine, Having fun and learning as I go. Open built primary, chain drive, hardtail, ape hangers, springer forks, and flat black paint. Pinterest board for the 1992 EVO Project is here: https://www.pinterest.com/herseycartwrigh/1992-evo-harley-project/.
Parts is parts…
December 7, 2018Everything has been cleaned up and ready to start putting things back together. Ordered some of the parts I need to get started with the assembly. Some of them will be here this weekend so I may get a chance to get…
Valve Removal…
November 26, 2018Removed the valves from the EVO motor heads. The valve springs are held with keepers on the valve stems. To remove the valves the springs need to be compressed to remove the keepers.
Wrist Pins Pulled…
November 25, 2018Needed a tool to remove the piston wrist pins. The service manual says the pins are loose fit and should push out once the clips are removed, this was not so. Ordered this piston pin puller from Amazon and it got the…
EVO Motor Teardown…
November 19, 2018Started tearing down the 1992 EVO motor this past weekend. Removed the rocker boxes, cylinder heads, pushrods, tappet guides, etc. Nothing too exciting. Just getting it all stripped down to hopefully bring it back to life and use it as the base…
EVO Repair Manual…
November 4, 2018Picked up the Clymer Repair Manual for 1984-1999 Harley Davidson FLS/FXS Evolution. I already have the factory service manual.
EVO Motor Project…
October 31, 2018Yeah, I know this is not a Sportster but this is my next project. This 1992 Harley Davidson 80″ Evolution motor was replaced with a 96″ S&S motor in my 1992 Heritage Softail many years ago. It has been sitting on the…