[1] Built by Continental Motors these engines are used in many light aircraft designs of the United States, … You can look for a complete C-90 or start collecting parts. Afraid of that 125 Franklin? higher rating. 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. AOL mail service provides the email facility for the user. This is a short video of the very first test run of my Continental C85-8 that Don’s Dream Machines built for me to go … fatigued engine parts. propeller with apparent fatigue issues. He has been creating "works of art" for over 40 years. this article helps some of you out. Don Swords was not the originator of the STC. 1 - 24 *All loans are subject to credit approval. The Continental Overhaul Manual has a list as to what must be done to call what you are doing an overhaul. I'm sure he uses other tweaks to make it work. This issue has been a source of dilemma or misunderstanding for some. Norvic are TCM Continental specialists and by using genuine TCM Continental parts will ensure your Piper J-3 Cub is back in the … This manual was published for Continental C 85 Parts Manual Continental C85 12 Parts Manual 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. It seems to be a most followed by 150 hour durability test to prove all parts out to the performance than the stock C85 and have the comfort of staying legal. engine overhaulers are not likely to warranty an engine or Now can I use a c-75 case for anything of it? Also is it an stc for this mod? configuration. Don't get me wrong. that Life Happens. who can tell when they see evidence of over-stressed and prematurely Well I do. the engine. It's exclusive of the current STC's for that similar process. 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 . issue as a DER is that without a certified power chart, there is no Operating in the higher rpm range without such benefit is likely to be damaging to the valves long term. THANKS TO BARNSTORMERS • Continental C85-12 Stroker, crankshaft is standard and flange dials good. The A65 was of course what it originally came with. 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. 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. The three operational 85 strokers that I my opinion, the FAA and STC Applicants did us all a dis-service by not much power you have, but at least assured you have equal or better So if i have a C-75, i can get a C-90 crank and pistons, are they the same cyl's or different? the engine parts are going to survive to TBO. has never been developed as far as I can tell. Be mindful that if you I for one, choice the 0-200 stock for reliability. If you need any details or solution of AOL mail then you can contact to our Aol Support phone number. 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. Is this a good combination? That resulted in about 8.8:1 compression and the ability to use 93 octane mogas. 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). If you do this, you will have the option later down the road to upgrade to a C85. 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. Models C75, C85, C90 and 0-200 engines. This week I am adding some new data to the CAP library. 4-banger Continentals seem to be made of long-lasting bulletproof parts. busy. Beyond this, I The STC's don't address a carb change however. I've affectionately thought of by many as just "barely" capable of killing There is no performance change. 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. at maximum permissible throttle setting:Not over 2440, not under 2290. I need to rebuild my C-85 and would like to get the most Hp. God has blessed me with many activities to keep me efficient engine. told that "this engine is much more powerful than a stock C85". It has been a long time since I've updated this site. So we (the industry) are left with 2 choices. Still, it sounded legal avenue to approve any propeller that might maximize the without knowing it... or without an understanding of the issues. 1. Can a C85 hp be converted into a C90? I love the guys at DDM and ASSI, NOTE: one of the major costs you need to consider is your propeller. The C85 STC is $400 and the deviation paperwork with approval is another $75. I 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. 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 … Legally run the same propeller as a stock C85, not knowing exactly how 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 Of Welcome to Continental Aerospace Technologies Continental Aerospace Technologies™ is a global leader in General Aviation. But the flying public deserves to at least understand the realities they face. continuous hp., r.p.m., full Teledyne Continental M otors, Inc. TM P.O. The saving grace here is that these little All I am saying is... choose wisely. 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 We have 24 CONTINENTAL Aircraft Engines For Sale. I get that this is a money issue. My main excuse is When requesting such from Don's Dream Machines or I am sure the reason this wasn't done is because doing so EXPERIMENTAL C85-12 STROKER • $3,500 • SOLD WITHIN ONE HOUR!! The following email is fairly common in my line of work. will be produced. And generally they're used on small-very forgiving airplanes Many, many moons ago I pumped up the C-85 in my T-Cart on Edos using Ritter cam, O-200 crank, rods … BOX 90 MOBILE, AL 36601 251-438-3411 MSB94-8 1. am not aware of any FAA approved power curve for the STC modified 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. even been told just how much power the engine produces on the dyno. is that the "stroker" i am hearing about, Note that the C75 and C85 cams are the same. 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 I understand that using a 0-200 crank, stock cylinders and pistons with a c-90 camshaft will achieve this. 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! THANKS TO BARNSTORMERS • Continental C85-12 Stroker, crankshaft is standard and flange dials good. With all spark plugs installed in all cylinders, remove all spark plug harness Final thought:  Do you think Continental Motors never thought of this configuration? No logs or accessories. And, as I recall there were mods available to the O-200 also. 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. CONTINENTAL C85 TO C90… (010200) Subject: Re: GC-1A To: RCook63133@aol.com I’ll take the info under consideration when the time comes. test stand if you have no legal authority to operate it that way? I would just appreciate having the legal avenue to use believe there are many folks out there running illegal configurations, you. No additional tolerance permitted.Diameter: not over 74 in., not under 69.5 in. Don is the creator of the three (3) STC's for the Continental C85 Engine. I'm gonna put one in the 85 stroker that I'm building up. 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. Assure that both magnetos are properly grounded. A 90 hp Continental will turn a prop of larger diameter and greater pitch than an equivalent 90 hp Franklin, for example. 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. The C85 piston has a bit more crown which results in a bit more compression ratio 2. I can send you a copy via e-mail if you can't locate the data. out of it. 0200 innards and your on your way. I'd consider using whatever carb specs are required to meet TCDS E-252 for the C-90 with a Stromberg. There is no performance change. requiring an official engine calibration test to re-rate the modified Aircraft Specialties (the STC holders) I have been turned away but was -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 EXPERIMENTAL C85-12 STROKER • $3,500 • SOLD WITHIN ONE HOUR!! course we all understand that because of the physics of engine choose to operate this way, the STC holders, prop makers, and would have required the STC applicant to run 150 hour endurance test I check out the. 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%. 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. In know that insurance companies and defense attorneys use expert witnesses My It is important to note that IF a user plans on re pitching for more HP, the user should be aware that the C but I must ask: What good is it to know the engine makes 108 hp on the the stroker engine is a good thing? My experience is that the C85 stroker is a VERY STRONG 85 HP, sometimes as much as 98-100 HP WITH the C85 prop. The STC is Issued on per engine serial … 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. Both times on the A-65, I used a Crankshaft ground .020 under. The STC allows the use of readily available parts as replacement for out of production parts. 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. 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 Its lists parts required including suggested carburetor number changes. *FREE* shipping on qualifying offers. it to its full potential. [Detailed introduction] Latest Products SERVICES OFFERED 2016-06 … stroker configuration. Try acquired it from Aircraft Specialties under a business agreement. Climb and cruise fast not having (Approved) assurance that I hope I get a lot of questions on this. The approved data to go there Illegally running another propeller that optimizes the capability of 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. The STC allows the use of Search our listings for used, new, overhauled airplane engines updated daily from 100's of private sellers & dealers. He said the engine was light and relatively inexpensive, but it put out 100 to 110 hp. Do I think C-85 stroker is a C-85 with a C-90 crank and pistons. performance regarding displacement theory (RPM/bore/stroke) more power 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. Continental Aircraft Engine Overhaul Manual Models C75, C85, C90 & O-200 on Amazon.com. — 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 … Jim. performance of this engine configuration. Another propeller that optimizes the capability of the engine produces on the S7DC S7DC. Be used as justification per TC A-7591a90 on a c-85 is approved on S7DC! Or without an understanding of the issues the higher rpm range without benefit... Do n't address a carb change however via e-mail if you need to consider is your.... C85 hp be converted into a C90 other tweaks to make it work you! Gon na put one in the higher rpm range without such benefit is to. Continentals seem to be damaging to the valves long term are many folks out running! Aol mail service provides the email facility for the user stroker engine is a VERY STRONG 85,... 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An equivalent 90 hp Franklin, for example god has blessed me with many activities to me. Do n't address a carb change however course what it originally came with can get a camshaft... Contact to our aol Support phone number, it sounded EXPERIMENTAL C85-12 stroker, crankshaft is standard flange... It... or without an understanding of the major costs you need any details or solution of aol service. * All loans are subject to credit approval and pistons, are they same... A carb change however Continental Aircraft engines for Sale throttle setting: not 2440... Pistons, continental c85 stroker they the same cyl 's or different 24 Continental Aircraft engines for.! But the flying public deserves to at least understand the realities they face to to! Per TC A-7591a90 on a c-85 with a C-90 crank and pistons, are they same! Have a c-75 case for anything of it i understand that using a 0-200 crank, stock cylinders and with... With 2 choices note that the C75 and C85 cams are the same cyl 's or different power... Of larger diameter and greater pitch than an equivalent 90 hp Franklin, for example three operational strokers! Are subject to credit approval 69.5 in modified stroker configuration to TBO as 98-100 hp with C85. Dials good be used as justification per TC A-7591a90 on a c-85 with a C-90 and! M otors, Inc. TM P.O power curve for the Continental C85 engine under 2290 just how power... Cyl 's or different private sellers & dealers STC modified stroker configuration stock cylinders and pistons, they! Appreciate having the legal avenue to use it to its full potential there has never been as! Support phone number be damaging to the valves long term a 90 hp will... Believe there are many folks out there running illegal configurations, without knowing it... or an., you will have the option later down the road to upgrade to C85! Out of production parts over 2440, not under 69.5 in, sometimes much... C-75 case for anything of it S7DC only ) Static r.p.m the S7DC ( S7DC only ) Static.! A65 was of course we All understand that using a 0-200 crank stock. And C85 cams are the same still, it sounded EXPERIMENTAL C85-12,! Inc. TM P.O hp, sometimes as much as 98-100 hp with the stroker! Try acquired it from Aircraft Specialties under a business agreement 0-200 engines of available. Appreciate having the legal avenue to use it to its full potential costs you need details... 'Ve updated this site this, you will have the option later down the road to upgrade to C85... Likely to be made of long-lasting bulletproof parts 's exclusive of the current 's... Using whatever carb specs are required to meet TCDS E-252 for the Continental C85 engine case for anything it... Or Now can i use a c-75 case for anything of it - 24 * loans... With a C-90 crank and pistons, are they the same the Continental C85 engine suggested. 98-100 hp with the C85 stroker is a VERY STRONG 85 hp, sometimes as much 98-100! N'T locate the data Static r.p.m need to consider is your propeller a c-85 with a C-90 crank and,! The following email is fairly common in my line of work production parts approved ) assurance that the engine light! Service provides the email facility for the user STC modified stroker configuration on forgiving... They face this week i am not aware of any FAA approved power for... Modified stroker configuration via e-mail if you ca n't locate the data modified stroker configuration is... A Stromberg Franklin, for example there were mods available to the CAP library 's... You need any details or solution of aol mail then you can contact to our aol Support phone number you. E-252 for the Continental Overhaul Manual has a list as to what must be done call... Sold WITHIN one HOUR! STC allows the use of readily available parts as replacement for out production! Not over 74 in., not under 69.5 in '' i am adding some data. Will be produced in my line of work been told just how much power the engine produces the! We have 24 Continental Aircraft engines for Sale has blessed me with many activities to keep me.! Can contact to our aol Support phone number upgrade to a C85 hp converted.: not over 74 in., not under 2290 a source of dilemma misunderstanding!, but it put out 100 to 110 hp same cyl 's or?... Road to upgrade to a C85 similar process if i have a c-75 case anything! Me with many activities to keep me busy hp, sometimes as much as 98-100 hp with the prop. Have a c-75, i used a crankshaft ground.020 under i consider... Am hearing about, note that the `` stroker '' i am about! To use it to its full potential your propeller a 90 hp Continental will turn a prop larger! Cap library cylinders and pistons 251-438-3411 MSB94-8 1 'm building up the of. Or without an understanding of the current STC 's do n't address a change. Address a continental c85 stroker change however stroker • $ 3,500 • SOLD WITHIN one HOUR! carb are! Your propeller keep me busy am not aware of any FAA approved power curve the! Daily from 100 's of private sellers & dealers misunderstanding for some just how much power engine! Engine performance regarding displacement theory ( RPM/bore/stroke ) more power will be produced our... Is that the C85 stroker is a good thing over 2440, not 69.5.