2023年4月28日 · I have owned and flown OS 40, 45, 50, 46 and 55AX. For me, the best; same size case and muffler, is the 55AX and its carb due to being very easy to tune and maintain its …

2022年8月24日 · Other engine options are OS 40LA, OS 40FP, Thunder Tiger 42GP, and my favorite, the Fox 40 small case. The Fox 40 small case is about the same size as the OS …

2024年3月14日 · I have a number of these 15's and 19's all with OS mufflers. (black machined cylinders) These engines have very low idle that would, when tuned right would run for hours, …

2021年1月9日 · Maybe OS used the FXI designation as I,(Intern) between the FX peelers and the AX which is a big improvement over the FX peeling. I could see OS jumping thru hoops to …

2016年11月27日 · the 1980's I may put the OS 10 in requires calm water as it is stubby like most of the designs back in it's day. A OS .15 RX comes in the mail this week the original owner set …

2010年4月21日 · The .15 MAX III takes an OS 702 muffler. It was an option that you purchased as an add on. This muffler also fit the later .19s and .25's. I am headed out the door and will …

2011年10月29日 · Hello, I have a few questions about my OS Max-H 60 rear induction engine. This engine I believe was produced late 60's or early 70's. It came on my old top flite P-51B …

2020年1月10日 · Discussion OS Max 61 fx Engines. Running all castor lube in your fuel or at least a 50/50 castor/synth package) might restore that compression back to usable values (where is …

2013年2月13日 · Rare Long Discontinued OS Max 10 FSR Marine W/Muffler $75.00: stevster: Fuel Engines and Accessories (FS/W) 1: Jan 15, 2013 01:33 AM: Sold: Rare Long …

2016年5月20日 · Discussion OS Max 61 SF ABC "Break In" Engines. Don't run a Ringless engine in a 4-cycle mode. It prolongs the break-in. IMO you should mount a propellor with 1" less …