Ural (Урал( Урал) Dnepr (Днепр( Днепр) Russian Motorcycle Carburetors Part 18: Identification and Comparative Pricing Ernie Franke eafranke@tampabay.rr.com 09/2010
Russian Carburetor TimeLine (09/2012) K37 (M72) K38 (K750, M61, M62, M63) K301Б (M63, M66, K650/MT8/MT9) K301В (M63, MT10) CVK32 Keihin (8.103 (650 &75 0cc), 8.107) K301Г (M63, M66, M67, M67.36) K301Д (MT10, MT10.36, MB650M, K650/MT8/MT9, MT16) K37 K37A 1940 1945 1950 1955 1960 1965 1970 K63/K65 (K750, MB650, MT10, MT11, MT12, MT16) K37A (M72, M72K, M72M, M72H, K750, MB750) K38 K302 K62 K63/K65 K68 K301 K302 (K750, MB750,K650/MT9, MT10, MT11, MT12, IMZ8.103) K62 (M63, MB650, MT11,MT16) 28 mm Mikuni (8.103) K68 (MB650, MT 11, MT16) Jikov 2928CE (Urals Exported to U.K.) 1975 Urals Last of the Dneprs 1975 1980 1985 1990 1995 2000 2005 2010 We have seen the gradual migration of the K37 to the K37A and then the K38. The K301 went through several iterations before the K302 came along, followed by the KSeries carburetors.
Characteristics: RoundSlide vs. FlatSlide vs. Butterfly Throttle Valves RoundSlide Throttle Valve K37 / K38 / PZ28D Kaptex VDCRAM K68 Mikuni VM28 Jikov 2928 FlatSlide Throttle Valve K301 / K302 K62 / K63 / K65 Butterfly Throttle Valve Keihin CVK32 One term describing carburetors is roundslide, flatslide or butterfly throttle valves.
Characteristics: Flange vs. Spigot Intake Manifold Mount FlangeMount Bolts Directly on Cylinder Head or Adapter K37 / K38 / PZ28D K301 / K302 K62 / K63 / K65 / K68 Kaptex VDCRAM SpigotMount Rubber Compliant Mount to Cylinder Head Mikuni VM28 Jikov 2928CE Keihin CVK32 Another term describing carburetors is flangemount or spigotmount.
Characteristics: Vertical vs. Horizontal FlangeMount Vertical Mounting Holes K37 / K38 / PZ28D, K301 / K302 Horizontal Mounting Holes K62 / K63 / K65 / K68, Kaptex VDCRAM Transition from VerticaltoHorizontal Used to Transition from Older K37/38 and K301/302 Carbs to Modern K62 / K65 / K68 Carbs Adapter Plates Readily Available An adapter plate is needed to upgrade older motorcycles to the modern horizontal pattern for the K63 / K65 / K68 type carbs.
Characteristics: InLine vs. OffAxis Float Chamber Mount Float Chamber (Bowl) Offset from Carburetor Body Vertical vs. Slanted Float Chamber (Bowl) Mount Vertical: K37 / K37A / K38 / PZ28D, K301 / K302 K37 K37A PZ28D K38 K301 K302 Float Chamber (Bowl) InLine with Center of Carburetor Body K62 / K63 / K65 / K68, Mikuni VM28, Jikov 2928CE, Keihin CVK32 K63 K65 K68 Mikuni VM28 Keihin CVK32 Older Russian carburetors had external float bowls, with some built on a slant, with greater foaming of the fuel under vibration.
Characteristics: Vertical vs. Slanted Float Chambers K302 (Vertical Float Chamber K301 (Slanted Float Chamber) The K301, on the left, has an angled fuel bowl, compared to the later K302 on the right.
Characteristics: Leftor RightHand vs. Similar Construction LeftHand or RightHand Construction (mixtureadjust on opposite sides) K37 / PZ28D, K301 / K302, K68, Kaptex VDCRAM (Ukrainian Copy of Pekar K68) PZ28D K301 K302 K68 Identical Construction (mixtureadjust on same side, top or bottom) K62 / K63 / K65, Mikuni VM28, Keihin CVK32 (L22A) K63 K65 Mikuni VM28 Keihin CVK32 A few Russian carburetors were built so that the mixtureadjust screw was always on the outside.
Model K37 PZ28D PZ28D PZ28D Left PZ28D Right PZ28D Left PZ28D Righ K301 K301 K301 K301 Upgrade K302 K302 K302 K302 K302 K301/ K302 Carburetor List Price Comparison ($2012) Source Old Timer Garage MotoBoxer UralHamburg UralZentrale UralZentrale UralZentrale UralZentrale ebay ebay ArbaletUkraine F2 Motorcycles Ltd UralHamburg Old Timer Garage Old Timer Garage ebay MotoBoxer F2 Motorcycles Ltd Part Number 000.381 id=162, Modern copies, made in China S245Li, for SV engines S245Re, for SV engines S245LiO, for OHV engines S245ReO, for OHV engines ebay# 200508019741 ebay# 370194870636 F23803/301 K302 000.379 003.507, id=3414, replica ebay# 200804036925 id=161 Internet Address (www.) oldtimergarage.eu motoboxer.com uralhamburg.de uralzentrale.de (Germany) uralzentrale.de (Germany) uralzentrale.de (Germany) uralzentrale.de (Germany) cgi.ebay.de cgi.ebay.de arbaletukraine@gmail.com f2motorcycles.ltd.uk uralhamburg.de oldtimergarage.eu oldtimergarage.eu ebay.de motoboxer.com f2motorcycles.ltd.uk List Price U.S. Dollars $90 pair Euros 199.00 pair 129.80 pair 99.00 pair 49.50 each 49.50 each 49.29 each 49.29 each 80.00 each 59.00 each 130.00 pair 99.00 pair 120.98 pair 75.00 pair 69,00 pair 89.68 pair 120.00 pair
Model K63 K65A K65C K65 K65 K65 K65 K65 K65 K65 K65T K65T K65T K65T Carburetor List Price Comparison ($2012) Source ebay ebay Minsk Parts Minsk Parts Minsk Parts F2 Motorcycles Ltd UralZentrale ebay ebay ebay Russian Garage MotoBoxer ebay ebay Part Number Pekar (after market) Pekar Original K65 S4034 Pekar, ebay# 200806067819 Pekar, ebay# 200801893573 ebay# 200801887874, Made in China id=25 id=152 ebay# 300414689657 Pekar Internet Address (www.) cgi.ebay.de/2nage cgi.ebay.com minskparts.com minskparts.com minskparts.com f2motorcycles.ltd.uk uralzentrale.de (Germany) ebay.de ebay.co.uk ebay.co.uk russiangarage.com motoboxer.com ebay.com cgi.ebay.com List Price USD $88.99 pair $125 pair $119.99 pair $79.00 pair EUR 70.00 pair 23.00 each 38.00 each 50.00 each 120.00 pair 79.99 pair 89.00 pair 89.00 pair 59.00 pair 104.79 pair 34.22 each
Model K68 Left K68 Right K68 K68 K68 K68 K68 K68 K68 K68 K68 K68 K68 K68 K68 K68 K68 K68Y (U) K68Y (U) K68Y (U) K68Y (U) Carburetor List Price Comparison ($2012) Source UralZentrale UralZentrale UralZentrale mastersss ebay UralHamburg MotoBoxer Minsk Parts ebay Old Timer Garage ebay Mastersss ebay ebay MotoBoxer ArbaletUkraine ebay ebay ebay Russian Garage ebay Part Number S113Li S113Re S113LiRe ebay# 370348056074 Pekar, ebay# 200804428622 1031 id=159, Copies of original Pekar K68 Pekar 000.378, id=1133 Pekar Pekar, ebay# 190384810681 Pekar, id=158 PEKAR, ebay# 370194862300 Pekar, ebay# 160561225593 ebay# 300414701424 ebay# 300567916835 id=24 ebay# 370355784138 Internet Address (www.) uralzentrale.de (Germany) uralzentrale.de uralzentrale.de cgi.ebay.com ebay.co.uk uralhamburg.de motoboxer.com minskparts.com cgi.ebay.at oldtimergarage.eu cgi.ebay.com cgi.ebay.com cgi.ebay.com cgi.ebay.com motoboxer.com arbaletukraine@gmail.com ebay.co.uk ebay.com ebay.com russiangarage.com ebay.com USD $39.99 each $99.98 pair $77.99 pair $79.00 pair $78.00 pair $80.00 pair $115.00 pair $119.99 pair $134.95 pair $125.00 pair $75.99 pair List Price EUR 42.99 each 43.99 each 79.99 pair 89.00 pair 90.00 pair 69.62 pair 70.00 each 60.00 each 95.78 pair 130.98 pair 104.79 pair
Model Jikov Keihin Keihin Keihin Keihin Keihin Keihin Keihin Keihin Source ebay Carburetor List Price Comparison ($2012) SovMotCentr (Czech) UralEuropa Northsiders (Belgiun) Ural Motors (Hungary) Ural mootorrattad Classic Bike Esprit Pacific Northwest Motorcycles Kottwitz Werke Inc Part Number Carb for Jawa 638 / 639 / 640 IMZ8.12815001 IMZ8.12815001 IMZ8.12815001 IMZ8.12815001 IMZ8.12815001 IMZ8.12815001 IMZ8.12815001 IMZ8.12815001 Internet Address (www.) www.ebay.com shop.ural.cz www.uraleuropa.com www.northsiders.be www.uralmotor.hu ural.ee www.jebike.com uralnwco.ipower.com www.ural.ca List Price USD $75.60 each $318 each $350 each $423 each EUR 257.00 285.60 268.80 220.50 240.00 253.00 In actuality, the prices are listed to merely give you a hint a how much it might cost! I would strongly suggest giving your favorite local Ural dealer a call for a price on a Keihin L22A.
Observations Most Carburetors Sold in Pairs Certain Carburetors Are SideSpecific Mixture Control Always Remains on Outside K37/K37A/PZ28D, K301/K302, Kaptex VDCRAM (Ukrainian Copy of Pekar K68), K68 Replica Carburetors (Chinese KnockOffs) Cost Less Pekar K65: 89 pair, Chinese K65: 59 pair Pekar K68: 131 pair, Copy of K68: 70 pair As the Age Increases, Availability Decreases Many Carbs Have Been Replaced with Better Performing Devices K62/K63/K65/K68 Replaced the K301/K302 Jikov 2928CE Fitted on 1998to2000 Urals Exported to United Kingdom (650cc) to Replace Dreadful K301 Mikuni VM28 Replaced K68 in 1998 to Meet U.S. EPA Requirements Most Russian Carburetors Are No Longer Produced K37/PZ28D, K301/K302, K62/K63, Jikov 2928CE, Kaptex VDCRAM (Ukrainian Copy of Pekar K68), Mikuni VM28 Many of the Carburetors Were Limited in Production and Thus Not Widely Available Today K62/K63, Jikov 2928CE, Kaptex VDCRAM, Mikuni VM28 Current Carburetors (Keihin) Have Been Used for Several Years and Thus Will Be Available Even After Production Ceases Ural Introduced Keihin L22A (CVK32) in 2000 Individual Carburetor Components and Repair / ReBuild Kits Are Readily Available over the Internet See Ural (Урал) Dnepr (Днепр) Russian Motorcycle Part 14: Carburetor Repair / ReBuild Kits
Suggested Websites for Russian Motorcycle Accessories Ural Northwest Old Timer Garage Russian Garage Blitzbikes UralHamburg UralZentrale (Germany) F2 Motorcycles Ltd Ural Slovensko Minsk Parts Holopaw Corvette Wagner s Cycle Shop Raceway Services Oü Magnus Henriksson Heindl Engineering Ural Hungary Russian Spares Crawford Sales Company MotoBoxer Russian Iron Board Soviet Steeds Russian Bike CossackPower (bcozz) Vendor Kottwitz Werke Inc (URAL Sidecar Motorcycles) Forums www.uralnw.com www.oldtimergarage.eu www.russiangarage.com www.blitzbikes.com www.uralhamburg.de www.ural.ca www.uralzentrale.de www.f2motorcycles.ltd.uk www.ural.sk www.minskparts.com http://holopawcorvette.webpointusa.com http://www.wagnerscycle.com www.racewayservices.com www.henriksson.ee www.heindlengineering.com http://ural.hu/www/index.php www.russianspares.com http://www.crawfordsales.info http://motoboxer.com www.russianiron.com www.sovietsteeds.com www.russianbike.co.uk www.bcozz.multiply.com Internet Address Internet Address
K37 Carburetor Throttle Control Cable Fuel Inlet Flange to Engine Cylinder Tickler Throttle Float SlideStop Stop Chamber Screw Idle Mixture Adjustment Screw RoundSlide Throttle Valve OffAxis Float Chamber LeftHand and RightHand Versions Vertical Float Chamber
K37 Carburetor K37 s come in left and rightside, mirrorimages.
Throttle Control Cable PZ28D Carburetor Carburetor Graetzin 24 mm Fuel Inlet Flange to Engine Cylinder Tickler Throttle SlideStop Stop Screw Float Chamber Idle Mixture Adjustment Screw Similar to the K37 RoundSlide Throttle Valve OffAxis Float Chamber LeftHand and RightHand Versions Vertical Float Chamber The PZ28D is a replica of the Graetzin carburetor, which was fitted to the BMW R71 of 1938. Since 1941, this carb was produced as K37 for the Russian M72.
Modern Copies of PZ28D Carburetor Throttle Control Cable Carburetor (made in China) Fuel Inlet Throttle SlideStop Stop Screw Tickler Flange to Engine Cylinder Idle Mixture Adjustment Screw Float Chamber
K301 Carburetors Throttle Control Cable Tickler Fuel Inlet Throttle SlideStop Stop Screw Flange to Engine Cylinder Fuel Inlet Idle Mixture Adjustment Screw FlatSlide Throttle Valve OffAxis Float Chamber LeftHand and RightHand Versions Slanted Float Chamber Slanted Float Chambers K301 s are right and lefthanded, which allows the mixture control to be on the outside in each case.
K301 Carburetors
K302 Carburetors Throttle Control Cable Tickler Throttle SlideStop Stop Screw Flange to Engine Cylinder Fuel Inlet Tickler Idle Mixture Adjustment Screw Vertical Float Chambers FlatSlide Throttle Valve OffAxis Float Chamber LeftHand and RightHand Versions Vertical Float Chamber The bodies of K302 s are right and lefthanded, which allows the Idle Adjusting Screw to be on the outside in each case.
Throttle Control Cable K302 Carburetors Tickler Flange to Engine Cylinder Throttle SlideStop Stop Screw Idle Mixture Adjustment Screw Fuel Inlet Tickler Float Chamber
Throttle Control Cable K302 Carburetors Fuel Inlet Tickler Flange to Engine Cylinder Idle Mixture Adjustment Screw Throttle SlideStop Stop Screw Float Chamber
K302 Carburetors (replicas) Throttle Control Cable Fuel Inlet Idle Mixture Adjustment Screw Flange to Engine Cylinder Tickler Throttle SlideStop Stop Screw Float Chamber
Fuel Feed Fitting K63 Carburetors SteadyState State Adjustment Screw (Idle Adjust) Enrichener (ColdStart) Flange to Cylinder Tickler Spigot Air Intake Float Chamber Idle Mixture Adjustment Screw
K65 Carburetors K65A K65C Tickler FlatSlide Throttle Valve InLine Float Chamber Identical L/R Versions
K65 Carburetors Enrichener (ColdStart) Throttle Control Cable SteadyState State Adjustment Screw (Idle Adjust) Fuel Feed Fitting Tickler Flange to Cylinder Spigot Air Intake Float Chamber Idle Mixture Adjustment Screw
Enrichener (ColdStart) K65 Carburetors (Made in China) Throttle Control Cable Tickler
Pekar К65Т (1107010) for 650 cc
K65 Carburetors (after market) Throttle Control Cable SteadyState State Adjustment Screw (Idle Adjust) Tickler Fuel Feed Fitting Flange to Cylinder Spigot Air Intake Idle Mixture Adjustment Screw Float Chamber
Pekar K65T Carburetors
K65T Carburetors Throttle Control Cable SteadyState State Adjustment Screw (Idle Adjust) Enrichener (ColdStart) Fuel Feed Fitting Tickler Flange to Cylinder Spigot Air Intake Float Chamber Idle Mixture Adjustment Screw
K65T Carburetors
K68U (К68( 68У in Russian) Carburetors for 650cc vs. K68T for 750cc Engines
K68Y vs. K68T K Carburetors Engine 650 ccm 650 ccm 750 ccm 750 ccm IMZ Part # Carburetor IMZ8.10315001 K68Y RH IMZ8.10315002 K68Y LH IMZ8.10815001 K68T, RH IMZ8.10815002 K68T, LH LeftSide (LH) RightSide(RH) The K68Y was designed for the 650cc engine, whereas the K68T was installed on the 750cc engines,and is still available at Ural stores for the Dnepr MT11 and MT16.
K68 Carburetors Pekar Mixture Control Screw Mixture Control Screw The body of K68 s are right and lefthand specific, which allows the mixture control screw to be on the outside in each case.
K68 Pekar Carburetors Throttle Control Cable Enrichener (ColdStart) Flange to Cylinder Fuel Feed Fitting Tickler Spigot Air Intake Idle Mixture Adjustment Screw Float Chamber
Pekar К68У (1107010) for 650 cc
K68 Carburetors
K68 Carburetor
Identifying Kaptex Carbs in a LineUp (Russian Iron Board Forum, Antoni Font, picasaweb.google..google.es) Kaptex VDCRAM Carburetor is a Ukrainian copy of the Pekar K68.
Kaptex VDCRAM Carburetor CloseUp (www.oppozit oppozit.ru) Enrichener Balancing Port Tickler Idle Adjusting Screw
CloseUp of Kaptex VDCRAM (Russian Iron Board Forum, Antoni Font, picasaweb.google google.es)
VM2849 in 1998 Ural Manual Main Jet: 4/042 #200 Pilot Jet: VM22/210 #60 Needle Jet: N8 #169 Jet Needle: 5F21 Throttle Valve: VM2856 2.5 Main Air Jet: BS30/97 0.5 Needle Valve: VM26/26 2.5 Dimensions: A: 35 mm B: 33 mm C: 10 mm D: 4 mm E: 49 mm F:44 mm G: 7 mm H: 6 mm I: 44 mm J: 72 mm K: 66 mm L: 54 mm Total Width: 72 mm Throttle Adjuster: Left Air Screw: Right Weight: 0.55 kg Material: Aluminum Float Height: 1517 mm (0.590.66 ) VM2849 Manufacture Discontinued VM2849 Mikuni Carburetor
Jikov 2928CE Carburetor (Also Used in Jawa 638 / 639 / 640)
32 CVK Keihin Carburetor ("The Unofficial Ural 750cc Service Manual, "The Unofficial Ural 750cc Service Manual, www.myural.com/) Breather Port Cap (does not need to be airtight) Vacuum Port Cap (needs to be airtight) FrontView, Compliance Fitting Side LeftSide View Branch Tubing or Intake Side RightSide, Idle Setting Screw TopView Diaphragm Cap BottomView, Bowl Drain
1 3 4 5 6 7 8 9 10 10 10 11 11 13 14 16 17 19 21 22 23 24 25 26 42 44 45 Carburetor Keihin Pan Screw Coil Spring Vacuum Piston Comp. Spring Seat Jet Needle Needle Jet Needle Jet Holder Main Jet 118 Main Jet 122 Main Jet 125 Slow Jet 0.38 Slow Jet 0.40 Float Valve Comp. Starter Jet 65 Float Valve Float Body Gasket Drain Screw Pan Screw CO2 Adjust Screw Coil Spring Washer ORing Starter Valve Comp. Vacuum Port Cap Breather Cap Carburetor Protection RH 32 CVK Keihin Carburetor (www.jebike.com) 'IMZ8.12815001 '93500040081H '12908802000 '14028462200 '12298007000 'N4256NE00 'N42601D34 'N41303C00 '991013931180 '991013931220 '991013931250 'N42425B38 'N42425B40 '16155ZG8L100 'N42431065 '10528292100 '09018146000 '11988102002 '93500040141H 'N44602C00 'W945103212 '03018032000 '16075KG89010M1 '11668292100 'IMZ8.103715157 'IMZ8.103715194 IMZ Part #: 'IMZ8.12815001 for 750 cc Urals 44. Breather Port Cap (does not need to be airtight) 42. Vacuum Port Cap (needs to be airtight) Parts are still readily available for the Keihin L22A.