[{"id": 17346731, "authorName": "bertsboat", "authorUrl": "https://bringatrailer.com/member/bertsboat/", "bidAmount": 0, "content": "Looks like fun!", "likes": 3, "timestamp": 1744568241, "type": "comment"}, {"id": 17347000, "authorName": "Mark_A", "authorUrl": "https://bringatrailer.com/member/mark_a/", "bidAmount": 0, "content": "Especially with no brakes it needs to be indestructible!! Beautiful bike and would great sitting in my collection, just sitting not riding!!GLWA", "likes": 1, "timestamp": 1744569871, "type": "comment"}, {"id": 17346979, "authorName": "39mercman", "authorUrl": "https://bringatrailer.com/member/39mercman/", "bidAmount": 0, "content": "An old K model Sportster, they were reliable and pretty much undestructible piece of machinery. They were certainly great track bikes. They will hold a place in history as one the the best track bikes ever built. Don't know why theres a pee pad on the fender though. GLWTA", "likes": 2, "timestamp": 1744569964, "type": "comment"}, {"id": 17347258, "authorName": "ambike1", "authorUrl": "https://bringatrailer.com/member/ambike1/", "bidAmount": 0, "content": "Observations :\r\n\r\nFront wheel is 19 \", not 18 \". 19 \" is preferable.\r\n\r\nThe FM magneto on R models is not adjustable by the left side grip. The handlebar may well have the feature, but it is not needed.\r\n\r\nThe engine case has a repair which was a common weakness at the countershaft's right side needle bearing.\r\n\r\nAs often found, the serial number pad is altered. Those numbers could have been stamped much better. \r\n\r\nThe pad on the rear fender is a normal set up.", "likes": 0, "timestamp": 1744571286, "type": "comment"}, {"id": 17347400, "authorName": "DanC4", "authorUrl": "https://bringatrailer.com/member/danc4/", "bidAmount": 0, "content": "@39mercman traction.", "likes": 3, "timestamp": 1744572114, "type": "comment"}, {"id": 17347529, "authorName": "broodie", "authorUrl": "https://bringatrailer.com/member/broodie/", "bidAmount": 0, "content": "@Timestenson, why no title,", "likes": 0, "timestamp": 1744573110, "type": "comment"}, {"id": 17348737, "authorName": "Blzr", "authorUrl": "https://bringatrailer.com/member/blzr/", "bidAmount": 5000, "content": "USD $5,000 bid placed by Blzr", "likes": 0, "timestamp": 1744578818, "type": "bat-bid"}, {"id": 17349165, "authorName": "berfinroy", "authorUrl": "https://bringatrailer.com/member/berfinroy/", "bidAmount": 0, "content": "@brodie. A track bike this likely never had a title since it was unregisterable, least of all for the lack of brakes or lights. \r\nI love the perfuntory passenger pilon, apparently for two-up racing...", "likes": 1, "timestamp": 1744583192, "type": "comment"}, {"id": 17349552, "authorName": "michl", "authorUrl": "https://bringatrailer.com/member/michl/", "bidAmount": 0, "content": "Lots of the KR's had a P pad, presumably so you could slide back for the tuck.\r\nWouldn't work here with this seat configuration though.\r\nIn any case, very very cool. I'd love to own it.", "likes": 1, "timestamp": 1744589134, "type": "comment"}, {"id": 17350317, "authorName": "Kenquist", "authorUrl": "https://bringatrailer.com/member/kenquist/", "bidAmount": 0, "content": "Will you be posting a video of it running?????", "likes": 1, "timestamp": 1744603720, "type": "comment"}, {"id": 17350452, "authorName": "Theoneracer", "authorUrl": "https://bringatrailer.com/member/theoneracer/", "bidAmount": 0, "content": "Pillion pad was yo be able to slide your butt back to crouch or add traction over tire sprung solo seat would be in compressed mode so sliding rearward not a problem..this bike is really correct all the way down to nut and bolt and brackets etc...super nice ..GLWA.", "likes": 1, "timestamp": 1744608153, "type": "comment"}, {"id": 17350454, "authorName": "Theoneracer", "authorUrl": "https://bringatrailer.com/member/theoneracer/", "bidAmount": 0, "content": "Merc mann this is where chopper p-pads come from the race guys.", "likes": 1, "timestamp": 1744608224, "type": "comment"}, {"id": 17350473, "authorName": "Theoneracer", "authorUrl": "https://bringatrailer.com/member/theoneracer/", "bidAmount": 0, "content": "I have to revise my comment about correct down to nut and bolt...why chrome button head allens to hold pillion pad to fender..ughh and allens on primary cover bottom side?!\nWas trans case area welded and repaired because 1st gear and needle bearing blowout....oil leaking in that repair area? Otherwise bike is perfect.", "likes": 0, "timestamp": 1744609109, "type": "comment"}, {"id": 17350486, "authorName": "Theoneracer", "authorUrl": "https://bringatrailer.com/member/theoneracer/", "bidAmount": 0, "content": "Is this a factory \"KR\" Frame?\r\nThe frame rear section(hardtail) and exhaust pipes ,are they john penner repros?", "likes": 0, "timestamp": 1744609939, "type": "comment"}, {"id": 17350720, "authorName": "SpeedOne", "authorUrl": "https://bringatrailer.com/member/speedone/", "bidAmount": 0, "content": "Can we get some better pictures of the case numbers on bottom of the engine. And also the repair on the case near the output chain sprocket.", "likes": 0, "timestamp": 1744631043, "type": "comment"}, {"id": 17350730, "authorName": "linderpat", "authorUrl": "https://bringatrailer.com/member/linderpat/", "bidAmount": 0, "content": "@Kenquist - the write up says the bike has been in static display, will need recommissioning before starting up or riding, and has no brakes. I think it is safe to assume that there will be no riding videos.", "likes": 2, "timestamp": 1744631264, "type": "comment"}, {"id": 17351303, "authorName": "T-hus", "authorUrl": "https://bringatrailer.com/member/t-hus/", "bidAmount": 0, "content": "Hi- Pic of the top of the carb please. Do belly numbers match? Any history on the weld repair at the tach drive? Thanks!", "likes": 0, "timestamp": 1744639231, "type": "comment"}, {"id": 17351680, "authorName": "xxdigiovannixx", "authorUrl": "https://bringatrailer.com/member/xxdigiovannixx/", "bidAmount": 0, "content": "No belly numbers posted? Can almost see one\u2026 Anyone selling a pre 70\u2019 harley should know that\u2019s the first (maybe second after left side engine number) piece of information to air\u2026 Judging by the P-pad placement I\u2019m assuming this was built by a hobbyist? Any info on if the trans was rebuilt and clearances checked before buttoning the engine back up? 53\u2019 K models are the last model year that DO NOT have the removal trap door to service the transmission which means you have to split the engine cases to inspect any part of the transmission..\r\nLooks like a nice restoration, just needs the right information for the crowd that will bid on this KR.", "likes": 1, "timestamp": 1744642606, "type": "comment"}, {"id": 17351706, "authorName": "Timestenson (The Seller)", "authorUrl": "https://bringatrailer.com/member/timestenson/", "bidAmount": 0, "content": "Thanks for all the interest in my KR. I\u2019ll get pictures of the case numbers, pix of the top of the carbs, close up picture of the case repair, as well as any thing else I\u2019ve missed answered today. These Factory Bikes were ridden hard on rough tracks and with the ridged frames it\u2019s common to see all types of repairs to the frames and engines. This bikes is in incredible condition overall coming from the heart of flat track racing in the hay days.", "likes": 0, "timestamp": 1744642782, "type": "comment"}, {"id": 17351770, "authorName": "Timestenson (The Seller)", "authorUrl": "https://bringatrailer.com/member/timestenson/", "bidAmount": 0, "content": "The P Pad location was placed totally by rider choice, man6 riders preferred to have it slightly lower then the seat to help tuck in and use the seat to keep them from getting bounded around, especially shorter riders. Others liked it higher and back farther, if you plan on r I g the bike you can put it anywhere you want it.", "likes": 0, "timestamp": 1744643349, "type": "comment"}, {"id": 17352318, "authorName": "Moparmanbet", "authorUrl": "https://bringatrailer.com/member/moparmanbet/", "bidAmount": 0, "content": "Really super nice bike\nPossible to hear it run?", "likes": 0, "timestamp": 1744647375, "type": "comment"}, {"id": 17354608, "authorName": "bpk", "authorUrl": "https://bringatrailer.com/member/bpk/", "bidAmount": 0, "content": "1952 was the first year KR, and won Daytona in that year, via a KRTT, rider Paul Goldsmith! Any race history with this one? Thanks", "likes": 0, "timestamp": 1744655045, "type": "comment"}, {"id": 17358526, "authorName": "Timestenson (The Seller)", "authorUrl": "https://bringatrailer.com/member/timestenson/", "bidAmount": 0, "content": "The KR750 was built from 1953 through 1969. They built a limited number of KRTT750 Road Race Bikes and Engine.", "likes": 0, "timestamp": 1744667606, "type": "comment"}, {"id": 17358568, "authorName": "Timestenson (The Seller)", "authorUrl": "https://bringatrailer.com/member/timestenson/", "bidAmount": 0, "content": "Here are a few pictures of the Linkert Carburetor.", "likes": 0, "timestamp": 1744667745, "type": "comment"}, {"id": 17358636, "authorName": "Timestenson (The Seller)", "authorUrl": "https://bringatrailer.com/member/timestenson/", "bidAmount": 0, "content": "This definitely wasn\u2019t a hobbyist Restoration \ud83d\ude02, please take a closer look at the pictures. The name and you\u2019ll clearly be able to tell, the gentlemen who did the rebuild is listed if you read through the listing, google him. \r\nThe engine number is 53 (the year) KR (model) 1088 (the 88th one built)", "likes": 0, "timestamp": 1744668070, "type": "comment"}, {"id": 17358712, "authorName": "Timestenson (The Seller)", "authorUrl": "https://bringatrailer.com/member/timestenson/", "bidAmount": 0, "content": "In a race bike from this era the center case numbers don\u2019t really matter because the engines would commonly blow up from running wide open all the time with the thick dirt in the air. But here is a picture I was able to find.", "likes": 0, "timestamp": 1744668435, "type": "comment"}, {"id": 17358764, "authorName": "Timestenson (The Seller)", "authorUrl": "https://bringatrailer.com/member/timestenson/", "bidAmount": 0, "content": "I think the last question from today I have to answer was asking for a clear picture of the case repair. The chains often came off these bike and occasionally would break a hole in the case, this is what happened here, the engine was taken apart and the proper repair was made.", "likes": 1, "timestamp": 1744668692, "type": "comment"}, {"id": 17359677, "authorName": "Jpalhegyi", "authorUrl": "https://bringatrailer.com/member/jpalhegyi/", "bidAmount": 7500, "content": "USD $7,500 bid placed by Jpalhegyi", "likes": 0, "timestamp": 1744676657, "type": "bat-bid"}, {"id": 17360110, "authorName": "SparkyH", "authorUrl": "https://bringatrailer.com/member/sparkyh/", "bidAmount": 0, "content": "@39mercman I do not believe the KR750 is a K Model Sporty. No such thing as a K Model Sporty. As owner of a 1956 KHK's (54ci), I think that the engines were larger than the 45cI KR models. In 1957 Harley introduced the first Sportster, OHV V Twin...54ci. My KHK I bought in High School 1965.\nI believe you may refer engine size in CC's....883. \n@seller, glwta Sir....Sweet racer.\nAm following.", "likes": 0, "timestamp": 1744680982, "type": "comment"}, {"id": 17360515, "authorName": "broodie", "authorUrl": "https://bringatrailer.com/member/broodie/", "bidAmount": 0, "content": "@SparkyH, @39mercman, if one lived and rode in the 60's / 70's, K model's were commonly, and in general referred to as \"sportsters\", weather technically correct or not.", "likes": 1, "timestamp": 1744686819, "type": "comment"}, {"id": 17360684, "authorName": "Theoneracer", "authorUrl": "https://bringatrailer.com/member/theoneracer/", "bidAmount": 0, "content": "The weld repair is on the bottom and rear of lower right case area right below countershaft needle bearing area indicating as very typical major repair of a failed c.s. bearing (shaft drops and blows out case) it was such a common problem all the way up to 1973 when hd switched to front wheel driven speedometers. That thete were 2 aftermarket companies making weld in replacement castings for that case area, 1 was cal custom and other might have been sputhe mfg. As long as done correctly and trans is reset up probably shouldnt be problems.the blocked off hole would be where speedo drive unit sticks out if a speedo is used", "likes": 2, "timestamp": 1744689327, "type": "comment"}]