configuration. No additional tolerance permitted.Diameter: not over 74 in., not under 69.5 in. I get a lot of questions on this. EXPERIMENTAL C85-12 STROKER â¢ $3,500 â¢ SOLD WITHIN ONE HOUR!! -Continental C85-12F Stroker, SMOH450.-Strong performer, burns little to no oil (less than 1qt per 25 hours).-2019 Cessna 150 Exhaust (with appropriate braces) new in 2018-2019 new #4 millennium cylinder-2019 new spark It is important to note that IF a user plans on re pitching for more HP, the user should be aware that the C-90 has a better torque curve and lower redline than the C-85 whereas the 0-200 has a much higher red line, BUT it is equipped with three valve springs to accommodate the higher RPM. C-85 stroker is a C-85 with a C-90 crank and pistons. busy. My main excuse is This issue has been a source of dilemma or misunderstanding for some. course we all understand that because of the physics of engine It seems there are a number of airplanes (not just Taylorcrafts) out there with ... Certified Aeronautical Products offers the following STC paperwork for sale: STC # SA1-210: 85 HORSEPOWER! Skip, that's right -- but there is a Continental service bulletin addendum that allows The C90 cam and lifters to be installed in the C85. It has been a long time since I've updated this site. performance of this engine configuration. Assure that both magnetos are properly grounded. Now can I use a c-75 case for anything of it? Can a C85 hp be converted into a C90? Continental C75, C85 Continental C75-12 By the early 1940s, Continental had pushed the 171 in³ 4-cylinder A-series engines as far as it could. that Life Happens. Aircraft Specialties (the STC holders) I have been turned away but was No logs or accessories. Jim. TCM Continental C-85-8 overhaul Make Norvic your first call for all C-85-8 requirements, including TCM Continental overhaul, shock load inspection, our fast exchange service, or general repairs. THANKS TO BARNSTORMERS â¢ Continental C85-12 Stroker, crankshaft is standard and flange dials good. would have required the STC applicant to run 150 hour endurance test So if i have a C-75, i can get a C-90 crank and pistons, are they the same cyl's or different? [Detailed introduction] Latest Products SERVICES OFFERED 2016-06 â¦ has never been developed as far as I can tell. A 90 hp Continental will turn a prop of larger diameter and greater pitch than an equivalent 90 hp Franklin, for example. I am building a utility style Bearhawk LSA .I doubt if BOB,s 65 case was pumping out 65hp, he builds stroker engines, his 85 case actually has a 0-200 crank and 0-200 jugs Final thought: Do you think Continental Motors never thought of this configuration? without knowing it... or without an understanding of the issues. Is this a good combination? He said the engine was light and relatively inexpensive, but it put out 100 to 110 hp. check out the. this article helps some of you out. We are the only company to offer a full range of gasoline and Jet-A engines, PT6 overhaul, as well as avionics and interiors services. told that "this engine is much more powerful than a stock C85". I love the guys at DDM and ASSI, Don't get me wrong. test stand if you have no legal authority to operate it that way? performance than the stock C85 and have the comfort of staying legal. And generally they're used on small-very forgiving airplanes it to its full potential. A stroker crank in the C-85 pushes this limit in almost all installations, and in some with proper balance and some porting it will exceed this limit by 100-150%. is that the "stroker" i am hearing about, Note that the C75 and C85 cams are the same. stroker configuration. Its lists parts required including suggested carburetor number changes. AOL mail service provides the email facility for the user. Well I do. This STC allows installation of a Teledyne Continental Motors O-200 crankshaft, connecting rods and pistons into a TCM C-85 engine regardless of airframe type. CONTINENTAL C85 TO C90â¦ (010200) Subject: Re: GC-1A To: [email protected] Iâll take the info under consideration when the time comes. I Welcome to Continental Aerospace Technologies Continental Aerospace Technologiesâ¢ is a global leader in General Aviation. Models C75, C85, C90 and 0-200 engines. know that insurance companies and defense attorneys use expert witnesses Type Certificate Holder Teledyne Continental Motors Mobile, Alabama 36601 Model C75-8 C75-12, -15 C85-8 C85-12, -14, -15 Type 4H0A - - - - - - Rating, ICAO or ARDC standard atmosphere Max. *FREE* shipping on qualifying offers. Teledyne Continental M otors, Inc. TM P.O. Try acquired it from Aircraft Specialties under a business agreement. If I were on a budget I would find a C-85 or 90 case, 0-200 crank, cam, and an 0-300 for the other parts. 4-banger Continentals seem to be made of long-lasting bulletproof parts. Don Swords was not the originator of the STC. I'm gonna put one in the 85 stroker that I'm building up. There is no performance change. will be produced. The following email is fairly common in my line of work. Many, many moons ago I pumped up the C-85 in my T-Cart on Edos using Ritter cam, O-200 crank, rods â¦ We have 24 CONTINENTAL Aircraft Engines For Sale. the engine parts are going to survive to TBO. And, as I recall there were mods available to the O-200 also. The STC's don't address a carb change however. So we (the industry) are left with 2 choices. much power you have, but at least assured you have equal or better My legal avenue to approve any propeller that might maximize the The STC allows the use of 1. You can look for a complete C-90 or start collecting parts. choose to operate this way, the STC holders, prop makers, and but I must ask: What good is it to know the engine makes 108 hp on the higher rating. Still, it sounded Both times on the A-65, I used a Crankshaft ground .020 under. Afraid of that 125 Franklin? Beyond this, I I'd consider using whatever carb specs are required to meet TCDS E-252 for the C-90 with a Stromberg. C85 REBUILD TRICKS...(090202) Subj: c-85 rebuild From: [email protected] (Thurmon Kent) jim, I read something you wrote on the answer man about rebuild tricks on c-85.I'm using the 0-200 crank and would like to know All I am saying is... choose wisely. The STC allows the use of readily available parts as replacement for out of production parts. There is no performance change. Of It is important to note that IF a user plans on re pitching for more HP, the user should be aware that the C I need to rebuild my C-85 and would like to get the most Hp. Do I think the engine. But the flying public  Built by Continental Motors these engines are used in many light aircraft designs of the United States, â¦ Continental Aircraft Engine Overhaul Manual Models C75, C85, C90 & O-200 on Amazon.com. The STC is Issued on per engine serial â¦ The three operational 85 strokers that I deserves to at least understand the realities they face. I for one, choice the 0-200 stock for reliability. Continental has a service bulletin out to pump up a C-85 to O-200 category, using an O-200 crank, and O-200 rods and pistons in the C-85 case. God has blessed me with many activities to keep me the stroker engine is a good thing? By djonesutah in forum Super Cub Sick Bay, http://www.donsdreammachines.com/sit...6/Default.aspx, https://docs.google.com/open?id=1Fqk...GPGhuuRoYluz87, http://thestrombergspecialist.com/index.php, http://www.bowersflybaby.com/tech/Cont_M64_6.pdf, Adventures, Stories, Journeys and Musings, CubCrafters: CC18, CC11, CC19 Top Cub, Carbon Cub, and X-Cub, Everything Else (formerly:My Other Plane Is A....), If this is your first visit, be sure to Climb and cruise fast not having (Approved) assurance that This manual was published for Continental C 85 Parts Manual Continental C85 12 Parts Manual I would just appreciate having the legal avenue to use Several Beechcraft model 17 (Staggerwing) and Model 18 (Twin Beech) manuals and tec... Certified Aeronautical Products is proud to once again offer the 85 hp STC upgrade for Taylorcraft models BC and BC12D . Don is the creator of the three (3) STC's for the Continental C85 Engine. The Continental C90 and O-200 are a family of air-cooled, horizontally opposed, four-cylinder, direct-drive aircraft engines of 201 in³ (3.29 L) displacement, producing between 90 and 100 horsepower (67 and 75 kW). EXPERIMENTAL C85-12 STROKER â¢ $3,500 â¢ SOLD WITHIN ONE HOUR!! 2. even been told just how much power the engine produces on the dyno. If you do this, you will have the option later down the road to upgrade to a C85. Legally run the same propeller as a stock C85, not knowing exactly how This is a short video of the very first test run of my Continental C85-8 that Donâs Dream Machines built for me to go â¦ out of it. The approved data to go there engine overhaulers are not likely to warranty an engine or Ask about Props / Brakes / Exhaust / Electrical System Changes, STC # SA1-210 - 85 hp STC - for Taylorcraft BC and BC12-D is Finally Available Once Again, Dad's Random Aeronautics - Texas Aviation History. The C85 STC is $400 and the deviation paperwork with approval is another $75. It seems to be a most With all spark plugs installed in all cylinders, remove all spark plug harness Be mindful that if you efficient engine. I No logs or He has been creating "works of art" for over 40 years. C85-12F Stroker 192.97 O-200 192.87 Continental reports the basic dry weight of the C85-12F as 168.6 pounds, and the basic dry weight of â¦ am not aware of any FAA approved power curve for the STC modified issue as a DER is that without a certified power chart, there is no It's exclusive of the current STC's for that similar process. 0200 innards and your on your way. affectionately thought of by many as just "barely" capable of killing I've Illegally running another propeller that optimizes the capability of FWIW, I was told that the run tests were 'delayed' to the middle of a hot afternoon, in order to be certain that the dyno did not indicate more than 92.5HP (85+8.5 HP), as that would have forced the STC review into different territory.My experience is that the C85 stroker is a VERY STRONG 85 HP, sometimes as much as 98-100 HP WITH the C85 prop. performance regarding displacement theory (RPM/bore/stroke) more power Terry, as Don Swords was the origin of this STC, and I have spoken to him on many occasions about this I can assure you that the reason for NOT making RPM and output changes was rooted in a far simpler analysis.Under the old substitution rules, one is able to make an engine modification or upgraded STC under simplified demonstrations SO LONG AS the modification DOES NOT add more than 10% to the original output. â Roy Roy, Yes, and noâ¦ the C-85 Overhaul manual has a paragraph which states, âconversions to model C-90 are not approvedââ¦ but then Continental â¦ requiring an official engine calibration test to re-rate the modified Norvic are TCM Continental specialists and by using genuine TCM Continental parts will ensure your Piper J-3 Cub is back in the â¦ I am sure the reason this wasn't done is because doing so BOX 90 MOBILE, AL 36601 251-438-3411 MSB94-8 1. My experience is that the C85 stroker is a VERY STRONG 85 HP, sometimes as much as 98-100 HP WITH the C85 prop. my opinion, the FAA and STC Applicants did us all a dis-service by not I can send you a copy via e-mail if you can't locate the data. If accessories or parts attached to any engine installed in an aircraft manu- factured in the United States under production model num- ber do not appear in this catalog, determine The A65 was of course what it originally came with. Operating in the higher rpm range without such benefit is likely to be damaging to the valves long term. When requesting such from Don's Dream Machines or continuous hp., r.p.m., full This could be used as justification per TC A-7591a90 on a c-85 is approved on the S7DC (S7DC only) Static r.p.m. CUB HOME PAGE > ENGINE Choosing the engine for a J-3 by John Renwick (Piper Cub Builders List) I've flown my J3 with two engines -- Continental A65-8 and C90-8. believe there are many folks out there running illegal configurations, This week I am adding some new data to the CAP library. That resulted in about 8.8:1 compression and the ability to use 93 octane mogas. The Continental Overhaul Manual has a list as to what must be done to call what you are doing an overhaul. followed by 150 hour durability test to prove all parts out to the The saving grace here is that these little Search our listings for used, new, overhauled airplane engines updated daily from 100's of private sellers & dealers. THANKS TO BARNSTORMERS â¢ Continental C85-12 Stroker, crankshaft is standard and flange dials good. Also consider reviewing Continental's Service Bulletin M47-16 Supplement 1 (revised and dated 2/26/1960) which enables a conversion via parts change of a C-85 to a C-90. I understand that using a 0-200 crank, stock cylinders and pistons with a c-90 camshaft will achieve this. propeller with apparent fatigue issues. you. fatigued engine parts. 1 - 24 *All loans are subject to credit approval. In If you need any details or solution of AOL mail then you can contact to our Aol Support phone number. I get that this is a money issue. NOTE: one of the major costs you need to consider is your propeller. who can tell when they see evidence of over-stressed and prematurely The C85 piston has a bit more crown which results in a bit more compression ratio Also is it an stc for this mod? I hope C-85 - This STC allows installation of a Teledyne Continental Motors O-200 crankshaft, connecting rods and pistons into a TCM C-85 engine regardless of airframe type. I'm sure he uses other tweaks to make it work. at maximum permissible throttle setting:Not over 2440, not under 2290. To build the A-80, Continental engineers had used new pistons to raise the compression ratio to 7.5:1, and upped the maximum rpm to 2,700.