Don Profile Topics Started Replies Created Engagements Favorites Search topics: Forum Topics Started Viewing 7 topics - 1 through 7 (of 7 total) Topic Voices Posts Last Post Adding LED Spark Plugs to a Radial Engine Kit Started by: Don in: Build Threads 3 11 3 years, 4 months ago spmartin1 7 Cylinder Radial Engine Started by: Don in: Completions 1 2 4 years, 8 months ago Don Aircraft Four Cylinder Opposed Engine Started by: Don in: Completions 1 1 4 years, 9 months ago Don 7 cylinder Rotary Engine Started by: Don in: Completions 1 1 4 years, 9 months ago Don Wankel Engine Started by: Don in: Completions 1 1 4 years, 9 months ago Don Single Cylinder Flathead Engine Started by: Don in: Completions 1 1 4 years, 9 months ago Don V-Twin Engine with or without Transmission Started by: Don in: Completions 1 1 4 years, 9 months ago Don Viewing 7 topics - 1 through 7 (of 7 total)