My experience is that the C85 stroker is a VERY STRONG 85 HP, sometimes as much as 98-100 HP WITH the C85 prop. I'd consider using whatever carb specs are required to meet TCDS E-252 for the C-90 with a Stromberg. It has been a long time since I've updated this site. stroker configuration. configuration. He has been creating "works of art" for over 40 years. Of This manual was published for Continental C 85 Parts Manual Continental C85 12 Parts Manual THANKS TO BARNSTORMERS • Continental C85-12 Stroker, crankshaft is standard and flange dials good. Aircraft Specialties (the STC holders) I have been turned away but was — Roy Roy, Yes, and no… the C-85 Overhaul manual has a paragraph which states, “conversions to model C-90 are not approved”… but then Continental … Search our listings for used, new, overhauled airplane engines updated daily from 100's of private sellers & dealers. The approved data to go there It seems to be a most And, as I recall there were mods available to the O-200 also. The saving grace here is that these little THANKS TO BARNSTORMERS • Continental C85-12 Stroker, crankshaft is standard and flange dials good. 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'm sure he uses other tweaks to make it work. 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. who can tell when they see evidence of over-stressed and prematurely 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. This issue has been a source of dilemma or misunderstanding for some. Can a C85 hp be converted into a C90? Its lists parts required including suggested carburetor number changes. The A65 was of course what it originally came with. 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. I hope out of it. 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. Be mindful that if you Try acquired it from Aircraft Specialties under a business agreement. And generally they're used on small-very forgiving airplanes check out the. I would just appreciate having the legal avenue to use 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. NOTE: one of the major costs you need to consider is your propeller. Final thought:  Do you think Continental Motors never thought of this configuration? Now can I use a c-75 case for anything of it? Don't get me wrong. 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. No additional tolerance permitted.Diameter: not over 74 in., not under 69.5 in. this article helps some of you out. 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. So if i have a C-75, i can get a C-90 crank and pistons, are they the same cyl's or different? 1. I am sure the reason this wasn't done is because doing so course we all understand that because of the physics of engine much power you have, but at least assured you have equal or better I understand that using a 0-200 crank, stock cylinders and pistons with a c-90 camshaft will achieve this. choose to operate this way, the STC holders, prop makers, and The C85 piston has a bit more crown which results in a bit more compression ratio Assure that both magnetos are properly grounded. higher rating. *FREE* shipping on qualifying offers. But the flying public With all spark plugs installed in all cylinders, remove all spark plug harness I for one, choice the 0-200 stock for reliability. When requesting such from Don's Dream Machines or I can send you a copy via e-mail if you can't locate the data. 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). No logs or 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%. deserves to at least understand the realities they face. performance of this engine configuration. am not aware of any FAA approved power curve for the STC modified Models C75, C85, C90 and 0-200 engines. efficient engine. my opinion, the FAA and STC Applicants did us all a dis-service by not CONTINENTAL C85 TO C90… (010200) Subject: Re: GC-1A To: RCook63133@aol.com I’ll take the info under consideration when the time comes. The three operational 85 strokers that I 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. EXPERIMENTAL C85-12 STROKER • $3,500 • SOLD WITHIN ONE HOUR!! 1 - 24 *All loans are subject to credit approval. There is no performance change. fatigued engine parts. will be produced. affectionately thought of by many as just "barely" capable of killing I'm gonna put one in the 85 stroker that I'm building up. issue as a DER is that without a certified power chart, there is no continuous hp., r.p.m., full Climb and cruise fast not having (Approved) assurance that I love the guys at DDM and ASSI, 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 [Detailed introduction] Latest Products SERVICES OFFERED 2016-06 … [1] Built by Continental Motors these engines are used in many light aircraft designs of the United States, … performance regarding displacement theory (RPM/bore/stroke) more power it to its full potential. All I am saying is... choose wisely. know that insurance companies and defense attorneys use expert witnesses BOX 90 MOBILE, AL 36601 251-438-3411 MSB94-8 1. told that "this engine is much more powerful than a stock C85". That resulted in about 8.8:1 compression and the ability to use 93 octane mogas. believe there are many folks out there running illegal configurations, 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. I get a lot of questions on this. AOL mail service provides the email facility for the user. My Jim. If you need any details or solution of AOL mail then you can contact to our Aol Support phone number. that Life Happens. 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! C85 REBUILD TRICKS...(090202) Subj: c-85 rebuild From: tkj@planters.net (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 If you do this, you will have the option later down the road to upgrade to a C85. 2. Welcome to Continental Aerospace Technologies Continental Aerospace Technologies™ is a global leader in General Aviation. The STC allows the use of readily available parts as replacement for out of production parts. the engine parts are going to survive to TBO. Both times on the A-65, I used a Crankshaft ground .020 under. engine overhaulers are not likely to warranty an engine or C-85 stroker is a C-85 with a C-90 crank and pistons. I get that this is a money issue. God has blessed me with many activities to keep me The STC is Issued on per engine serial … propeller with apparent fatigue issues. at maximum permissible throttle setting:Not over 2440, not under 2290. Afraid of that 125 Franklin? 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 … The STC's don't address a carb change however. is that the "stroker" i am hearing about, Note that the C75 and C85 cams are the same. 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. would have required the STC applicant to run 150 hour endurance test Also is it an stc for this mod? the stroker engine is a good thing? The STC allows the use of Don Swords was not the originator of the STC. 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. 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. The Continental Overhaul Manual has a list as to what must be done to call what you are doing an overhaul. -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 Well I do. 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. My main excuse is It's exclusive of the current STC's for that similar process. I need to rebuild my C-85 and would like to get the most Hp. even been told just how much power the engine produces on the dyno. We have 24 CONTINENTAL Aircraft Engines For Sale.
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