Honda ► CB750F ►
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Here’s our hand-picked list of parts and accessories for your Honda CB750F with universal parts included that match “oil filter washer”►
- Honda
Oil Filter Washer - Each
Oil Filter Washer - Each 30mm OD - 20.5mm ID - .5mm Thickness Replaces OEM# 15414-300-000 Sold Each, Order the Quantity you Require
Oil Filter
Oil Filter OEM Ref # 15410-426-010 / 15410-422-004 / 16099-003 / 36Y-13441-00 Note: If you require new oil filter o-rings, springs or washers we sell these on our site as well
Oil Filter Spring
Oil Filter Spring, Replaces OEM # 15415-300-000
Oil Filter Bolt
Oil Filter Bolt OEM Ref # 15420-300-020
Oil Filter Bolt
Oil Filter Bolt OEM Ref # 15420-333-000 / 92003-094 / 92003-193 / 92001-1074
Drain Plug Crush Washer
Drain Plug Crush Washer 12mm x 18mm x 1mm
Chrome Spin On Oil Filter
Chrome Spin On Oil Filter Replaces Stock OEM Housing, Filter Bolt and Paper Element Filter. Note: When installing screw in the threaded bung first and then install the filter onto the bung.
Oil Filter O-Ring Set
Oil Filter O-Ring Set Fits Oil Filter - 15410-426-005 / 15410-426-010
Oil Hose A
Oil Hose A, Replaces OEM# 15510-300-017 / 15510-300-007 Super High Quality, Made in Japan.
Oil Pump Strainer Screen
Oil Pump Strainer Screen, Replaces OEM # 15150-300-000
Round Pod Air Filter ~ Black/Red
54mm Round Pod Air Filter ~ Black Body with Red Foam Filter - Circular style with Black end cap. Provides for greater air flow, especially when using an aftermarket exhaust and has improved flow characteristics compared to the plain wire type mesh Pod filters. Filter is supplied dry but washable filtration material may be oiled for improved dust filtration.
Special Clutch Washer
Special Angled Clutch Washer (16mm), Replaces OEM# 90481-292-000
Shock Absorber Washer
Shock Absorber Washer, Used when Installing Shocks. Replaces OEM # 90521-292-000 Note: Washers sold Each, order the quantity you require
Steering Stem Washer
Chrome Steering Stem Washer, Replaces OEM # 90503-283-000 Sold Each, order the quantity you require.
Clutch Tab Washer
Clutch Tab Washer, 16mm Size, Replaces OEM # 90431-292-000
Steering Stem Washer
Steering Stem Washer, Replaces OEM # 90503-425-000 Sold Each, order the quantity you require.
Fork Leg Washer Set
Fork Leg Copper Washer Set (4) 8mm x 13mm x 1.5mm x 2pcs (OEM Ref 90544-283-000) 6mm x 10mm x 1mm x 2pcs (OEM Ref 90543-273-000)
Rear Sprocket Washer Set
Rear Sprocket Tongued Lock Washer (Pack of 2). Replaces OEM # 94108-17000
Swingarm Pivot Bolt Locknut with Washer
Swingarm Pivot Bolt Locknut with Locknut Washer. Replaces OEM # 90354-268-000 (Locknut) and OEM # 90526-268-000 (Washer).
Starter Motor Cover Bolt & Washer Set
Starter Motor Cover Bolt & Washer Set. This Set is Used to Fasten the Starter Motor Cover. Includes 2 Bolts and 2 Washers.
Front Brake Caliper Bolt & Washer Set
Front Brake Caliper Bolt & Washer Set. Set includes 2 Bolts and 2 Washers. Replaces OEM # 90165-323-000
Steering Stem Bolt and Washer Set
Steering Stem Bolt and Washer Set. Includes 2 Bolts and 2 Washers. Replaces OEM # 92101-10040-0A X2 (Bolts) and OEM # 94102-10000 X2 (Washers).
Oil Drain Plug
Magnetic Oil Drain Plug 14mm Diameter 1.5 Thread Pitch OEM Ref # 92800-14000 / 90101-14259-00
Oil Drain Plug
Magnetic Oil Drain Plug 12mm Diameter 1.50 Thread Pitch OEM Ref # 92800-12000 / 92066-1174 / 01107-12208
Oil Pressure Switch
Oil Pressure Switch, Replaces OEM # 37240-P13-013
Kickstart Oil Seal
Kickstart Oil Seal - 18 x 29 x 7 - Replaces OEM # 91204-286-003
Countershaft Oil Seal
Countershaft Oil Seal - 40 x 62 x 13.5 - Replaces OEM # 91205-425-003
Front Fork Top Bridge / Triple Tree Washer Kit
Front Fork Top Bridge / Triple Tree Washer Kit of 2 Washers. These washers are needed in order to avoid broken top triple trees when you tighten up your fork tube clamps. Replace # OEM 53235-300-000
Swing Arm Pivot Bolt Lock Nut and Washer
Swing Arm Pivot Bolt Lock Nut and Lock Nut Washer, Replaces OEM # 90354-425-830 (Nut), 90600-425-830 (Washer)
Engine Oil Seal Kit
6 pc. Engine Oil Seal Kit, Superior OEM Quality, Made in Japan
Engine Oil Seal Kit
7 pc. Engine Oil Seal Kit, Superior OEM Quality - Made in Japan Fits: Honda CB750K (1977-78), CB750F (1977-78) Supersport 1 pc. 91205-405-005 / 91205-405-000 Countershaft sprocket oil seal - 29.8 x 62 x 7 1 pc. 91202-216-000 / 91202-302-010 Clutch arm seal - SB type - 14 x 24 x 5 1 pc. 91206-286-005 / 91206-286-013 / 91206-286-003 Shift shaft seal - 14 x 28x 7 1 pc. 91201-300-003 Crank seal 30 x 42 x 8 1 pc. 91215-300-003 Seal - Starting clutch gear - 25 x 33 x 4 1 pc. 91204-286-003 / 91204-286-005 Kickstart Oil Seal 18 x 29 x 7 1 pc. 91211-286-003 Tach drive oil seal 4.8 x 14.5 x 4
Oil Pan Gasket (Late)
Oil Pan Gasket (Late Type) - OEM Ref. # 11398-300-303
Oil Tank Rubber Set
Oil Tank Rubber Set (3 Rubbers). These are the 3 Rubbers that Attach to the 2 Top Corners and Bottom of the Oil Tank. Replace OEM # 55106-300-000
Oil Dipstick with O-Ring
Oil Dipstick with O-Ring. Replaces OEM # 55105-392-000 (Dipstick) and 91354-371-000 (O-Ring).
Countershaft Sprocket Oil Seal
Countershaft Sprocket Oil Seal - 25 x 62 x 8 - Replaces OEM # 91205-300-005
Countershaft Sprocket Oil Seal
Countershaft Sprocket Oil Seal - 29.8 x 62 x 7 - Replaces OEM # 91205-405-005
Tach Drive Oil Seal
Tach Drive Oil Seal - 4.8 x 14.5 x 4 - Replaces OEM # 91256-096-651
Tach Drive Oil Seal
Tach Drive Oil Seal - 4.8 x 14.5 x 5 - Replaces OEM # 91256-425-003
Oil Pump Shaft Seal
Oil Pump Shaft Seal - 25 x 47 x 10 - Replaces OEM # 91257-425-013
Shift Shaft Oil Seal
Shift Shaft Oil Seal - 12.5 x 25 x 8 - Replaces OEM # 91204-425-003
Oil Pump Rebuild Kit
11 Pc. Oil Pump Rebuild Kit. Use this kit to get your oil pump flowing at maximum capacity for a healthy engine, performing at it's best! Kit includes 1 oil stopper seal, 1 oil stopper spring, 1 oil relief valve spring, 1 oil relief valve o-ring, 3 pump connection o-rings, 2 inner rotor o-rings, 1 steel reinforced center shaft seal, 1 pump body gasket.
Economy Engine Oil Seal Kit
7 pc. Engine Oil Seal Kit. 1 pc. 91205-405-005 / 91205-405-000 Countershaft sprocket oil seal - 30 x 62 x 7/8 1 pc. 91202-216-000 / 91202-302-010 Clutch arm seal - SB type - 13.8 x 24 x 5 1 pc. 91206-286-005 / 91206-286-013 / 91206-286-003 Shift shaft seal - 14 x 28 x 7 1 pc. 91201-300-003 Crank seal 30 x 42 x 8 1 pc. 91215-300-003 Seal - Starting clutch gear - 25 x 33 x 4 1 pc. 91204-286-003 / 91204-286-005 Kickstart Oil Seal 18 x 29 x 7 1 pc. 91211-286-003 Tach drive oil seal 4.8 x 14.5 x 4
Economy Engine Oil Seal Kit
7 pc. Engine Oil Seal Kit 1 pc. 91205-300-005 Countershaft sprocket oil seal 25 x 62 x 7.8 1 pc. 91202-216-000 / 91202-302-010 Clutch arm seal - SB type - 13.7 x 24 x 5 1 pc. 91206-286-005 / 91206-286-013 / 91206-286-003 Shift shaft seal - 14 x 28 x 7 1 pc. 91201-300-003 Crank seal 30 x 42 x 8 1 pc. 91215-300-003 Seal - Starting clutch gear - 25 x 33 x 4 1 pc. 91204-286-003 / 91204-286-005 Kickstart Oil Seal 18 x 29 x 7 1 pc. 91211-286-003 Tach drive oil seal 4.8 x 14.5 x 4
Oil Pressure Switch Wire Assembly
Oil Pressure Switch Wire Assembly. Includes the Wire and Rubber Cover. Replaces OEM # 31270-300-154 / 31270-300-005
Oil Passage Cap with O-Ring
Oil Passage Cap with O-Ring. Replaces OEM # 15331-300-000 (Oil Passage Cap) and OEM # 94608-40000 (O-Ring). Note: Sold Each, Order the Quantity of Caps you Require
Foam Round Pod Air Filter
42mm Round Foam Pod Air Filter With Black Plastic Base Around the Rubber Mouth - Circular style. Includes Band Clamp. Fits: Honda CB750K (1977-78), CB750F (1977-78) Supersport Please Double check you require 42mm Pod Filters before purchasing
Joker Machine Oil Tank Mounting Bushing Set/3
Joker Machine Brand Oil Tank Mounting Bushing Set/3 This set is for those who are running no oil tank side covers and an exposed stock oil tank. These trim bushings and grommets are a great alternative to the stock hardware! Stepped "Isolator" designed bushing obtains the right amount of tension on the rubber when fully tightened to reduce vibration on the oil tank. Bushing is fully CNC machined from 6061-T6 Aluminum. High quality alloy "Gold" Allen head mounting hardware is included, along with special rubber grommets.
Oil Pressure Gauge Assembly ~ Black Face Plate
Oil Pressure Gauge Assembly. Includes a silver colored liquid filled gauge with a black face plate, (44mm) diameter, 0 to 100 PSI. Billet aluminum oil galley adapter, o-ring and a chrome 90° fitting included. Easily installs on the oil gally port above the points cover in minutes!
Oil Pressure Gauge Assembly ~ White Face Plate
Oil Pressure Gauge Assembly. Includes a silver colored liquid filled gauge with a white face plate, (44mm) diameter, 0 to 100 PSI. Billet aluminum oil galley adapter, o-ring and a chrome 90° fitting included. Easily installs on the oil gally port above the points cover in minutes!
Oil Pressure Gauge Assembly ~ Carbon Face Plate
Oil Pressure Gauge Assembly. Includes a silver colored liquid filled gauge with a carbon looking face plate, (44mm) diameter, 0 to 100 PSI. Billet aluminum oil galley adapter, o-ring and a chrome 90° fitting included. Easily installs on the oil gally port above the points cover in minutes!
Oil Pressure Gauge Assembly ~ Metal Machined Face Plate
Oil Pressure Gauge Assembly. Includes a silver colored liquid filled gauge with a metal machined design looking face plate, (44mm) diameter, 0 to 100 PSI. Billet aluminum oil galley adapter, o-ring and a chrome 90° fitting included. Easily installs on the oil gally port above the points cover in minutes!
Oil Pressure Gauge Assembly ~ Silver ~ Joker Machine
Joker Machine Brand ~ Oil Pressure Gauge Assembly. Silver Colored Mount Assembly with a Silver Colored Stainless Steel Marshall liquid filled gauge 1 1/2" (38mm) diameter, 0 to 100 PSI. Easily installs on the oil gally port above the points cover in minutes! Features 2 built-in Neoprene rubber o-rings recessed in 2 fittings that have a unique rotating section that enables you to easily position the gauge for perfect rider visability. Just loosen the billet hex fitting, rotate into position, then tighten. High quality made in the U.S.A
Custom Performance Magnetic Oil Drain Plug ~ Joker Machine
Joker Machine Brand ~ Custom Performance Magnetic Oil Drain Plug - 12mm. Dia x M1.5 - OEM Ref # 92800-12000 Plug features an extended length HIGH POWER "rare earth" Neodymium-Iron-Boron Magnet pressed into the body which grabs steel debris from your tank and motor exceptionally well! High Quality CNC machined part made in the U.S.A. Works on the oil tank drain (right side of bike) and on the oil pan drain (beneath the engine) - use two for the ultimate engine oil debris collection set-up.
Oil Pressure Gauge Assembly ~ Black ~ Joker Machine
Joker Machine Brand ~ Oil Pressure Gauge Assembly. Black Colored Mount Assembly with a Silver Colored Stainless Steel Marshall liquid filled gauge 1 1/2" (38mm) diameter, 0 to 100 PSI. Easily installs on the oil gally port above the points cover in minutes! Features 2 built-in Neoprene rubber o-rings recessed in 2 fittings that have a unique rotating section that enables you to easily position the gauge for perfect rider visibility. Just loosen the billet hex fitting, rotate into position, then tighten. High quality made in the U.S.A
Foam Round Pod Air Filter ~ Slightly Blemished
42mm Round Foam Pod Air Filter With Chrome End Caps and Rubber Mouth - Circular style. These units were blemished slightly at the factory. The top chrome cap is chromed perfectly but the ring at the bottom in error was not chromed so has a flat steel look and seems to have some glue like residue. You should be able to clean this glue area off and polish it up a bit and get a great deal on these while your at it! Please Double check you require 42mm Pod Filters before purchasing
Carburetor Cap Screw Set/8
Carburetor Cap Screw Set/8 with Metal Washers.
Chain Guard Hardware Set
Chain Guard 9 Pc. Hardware Set. Includes 3 Bolts, 3 Metal Spring Washers and 3 Metal Washers. Replaces OEM # 92101-06014-0A (Bolts), OEM # 94111-06000 (Spring Washer) and OEM # 94101-06800 (Metal Washers).
Side Stand Rubber Hardware Set
Side Stand Rubber Hardware Set, Includes Metal Collar, Bolt and Washer.
Shift Shaft Seal
Shift Shaft Seal - 14 x 28 x 7 - Replaces OEM # 91206-286-013
Crank Seal
Crank Seal - 30 x 42 x 8 - Replaces OEM # 91201-300-003 Note: Please Reference the OEM Number and Seal size above to make sure this is the Crank Seal you Require. Some models use 2 Different Crank Seals.
Starting Clutch Gear Seal
Starting Clutch Gear Seal - 25 x 33 x 4 - Replaces OEM # 91215-300-003
Crank Seal
Crank Seal - 25 x 42 x 8 - Replaces OEM # 91201-425-003
Front Brake Caliper Adjuster Set
Front Brake Caliper Adjuster Set. Includes Adjusting Bolt, Spring, Washer and Nut.
Carb Bolt Kit
Carburetor Bolt and Washer 46 Piece Kit. This is a Complete Bolt Kit for All 4 Carburetors.
Carb Bolt Kit
Carburetor Bolt and Washer 43 Piece Kit. This is a Complete Bolt Kit for All 4 Carburetors.
Front Brake Caliper Rebuild Kit
Front Brake Caliper Rebuild Kit Kit includes brake caliper sealing ring, caliper bolts with washers X2, bleed screw, bleed screw cap, and brake caliper adjuster set consisting of adjusting bolt, spring, washer and nut.
Float Bowl Screws Pk/2
Float Bowl Screws with Lock Washers, Pack of 2 Screws and 2 Washers. These fasten the float bowl in place. Replaces OEM # 93892-04016-00 Order Quantity of Screws you Require
Handlebar Brake Lever Pivot Bolt Set
Handlebar Brake Lever Pivot Bolt, Washer & Nut Set. This is the Set that Fastens the Brake Lever in Place. Includes One Bolt with One Washer and Nut. Replaces OEM # 90114-422-000 (Bolt).
Horn Hardware Set
Horn Hardware Set, Includes 2 Bolts and 2 Washers. Replaces OEM # 92101-06016-0A X2 (Bolt) and OEM # 94111-06000 X2 (Washer).
Carburetor Screw Kit
Carburetor Screw Kit. Get a new set of screws to clean up the look of your carbs! Kit Includes: 4X - Drain Screws with O-Rings 1X - 4x8 Screws w Lock Washers 11X- 4x12 Screws w Lock Washers 12X- 4x16 Screws w Lock Washers
Ignition Coil Holder Clamp
Ignition Coil Holder Clamp with Bolt, Washer and Nut. This is the clamp that holds the ignition coil in place. Replaces OEM # 30151-300-000 / 30152-300-000
Steering Stem Nut
Steering Stem Nut, Replaces OEM # 90304-425-000 Sold Each, we also offer the washer for this nut
Cam Cover Mount
Rubber Cam Cover Mount OEM Ref # 90541-425-000 / 90541-425-871
Tach Drive Plug Block Off w O-Ring
Tach Drive Plug (Block Off) with O-ring. This plug is generally used when the tachometer cable drive is removed and still needs to be blocked off to prevent oil leakage. This plug has an o-ring groove machined in it for better sealing. Several bike builders just cut the stock cable off and left the Honda cable drive end installed in the valve cover. This plug is a much cleaner option in both functionality and looks. These plugs are a real nice touch when you are not using the stock tachometer, and need to eliminate the cable, or are using an electronic tach. Installs in about a minute, no need to remove the valve cover to remove the tach drive gear assy. Fits tachometer cables that are approximately 15mm in diameter with a 10.5mm groove and held in place with a screw.
Tach Drive Plug Block Off ~ Black ~ Joker Machine
Joker Machine Brand ~ Black Tach Drive Plug (Block Off). This plug is generally used when the tachometer cable drive is removed and still needs to be blocked off to prevent oil leakage. This plug has an o-ring groove machined in it for better sealing. Several bike builders just cut the stock cable off and left the Honda cable drive end installed in the valve cover. This plug is a much cleaner option in both functionality and looks. These plugs are a real nice touch when you are not using the stock tachometer, and need to eliminate the cable, or are using an electronic tach. Installs in about a minute, no need to remove the valve cover to remove the tach drive gear assy. High quality CNC machined part, made in the U.S.A.
Shock Absorber Set
Shock Absorber Set - Chrome Body with Chrome Springs - 365mm (14 3/8") Eye to Clevis. 4 Position spring preload adjustment, progressive wound heavy duty springs. Includes bushings, inserts, washers and spring preload wrench.
Progressive Front Fork Springs
Progressive Front Fork Spring Set/2 with Required Spacers and Washers. These Progressive Springs improve handling and overall ride quality. They Stop front end droop and diving during braking while improving cornering stability. A Great Performance upgrade for your Bike!
Master Cylinder Damper Set
Master Cylinder Damper Set. Includes Brake Master Cylinder Rubber Damper, Plate and Washer. This Set is often missing and is used to reduce vibration to the master cylinder lever.
Shock Absorber Set
Shock Absorber Set - Black Body with Black Springs - 365mm (14 3/8") Eye to Clevis. 4 Position spring preload adjustment, progressive wound heavy duty springs. Includes bushings, inserts, washers and spring preload wrench.
Velocity Stack Set
Velocity Stack Set. These Velocity Stacks are a High Quality, 39mm ID, Taper Tipped Build. Set Comes Complete with 4 Velocity Stacks with Debris Screens, Set Screws and Set Screw Allen Wrench. These install easily and look amazing once installed!
Overhaul Gasket Set
Overhaul Engine Gasket Set Set contains: 18-7001 Cylinder Base Gasket, 18-7002 Cylinder Head Gasket, 18-7003 Cam Cover Gasket, 18-7004 Oil Pan Gasket (Late), 12-5038 Alternator (Dyno) Cover Gasket, 18-7006 Shift Cover Gasket, 12-5037 Clutch cover Gasket, 18-7008 Oil Pump Gasket, 18-7009 Cam Chain Tensioner Gasket, 18-7010 Point Plate Cover Gasket, 18-7011 Starter Motor Cover Gasket, 17-3812 -4pc. Exhaust Headpipe Gaskets, 18-7014 O-Ring for Breather Cover, 18-7068 4 pc. Cylinder Sleeve Base O-Rings, 01-0131 8 pc. Valve stem seals, 18-7018 8 pc. rubber cylinder stud packings. Set does Not contain Engine Oil Seals - See Oil Seal Set Listings Below.
Left Side Cover ~ CB750F 1975-76
Left Side Cover, Replaces OEM# 83700-392-000 This is a high quality thick plastic side cover just like the originals. Be sure to clean the cover thoroughly before painting to remove the oil coating used in the molding process.
Right Side Cover ~ CB750F 1975-78
Right Side Cover, Replaces OEM# 83600-392-000 This is a high quality thick plastic side cover just like the originals. Be sure to clean the cover thoroughly before painting to remove the oil coating used in the molding process.
Shock Absorber Set ~ 365mm Length
Shock Absorber Set - Chrome Body with Chrome Springs and End Cap - 365mm (14 3/8") Eye to Clevis. 4 Position spring preload adjustment, progressive wound heavy duty springs. Includes bushings, inserts, washers and spring preload wrench.
Camshaft Holder Seal
1pc. Camshaft holder Rubber Seal (triangular pc. with rounded corners) OEM Ref. # 91311-425-000 - 1 pc. required per Engine
Carb Stabilizer Bracket
Carburetor Stabilizer Bracket. Comes with 7mm spacer and 30mm socket head cap screw. These high quality made in Canada stainless steel brackets stabilize the carburetors when the air box is removed. A must have for pods or hard tails!
Performance Main Jet Kit
Performance Main Jet Kit. Kit includes a total of 16 Main Jets for Keihin Carbs. Use this jet kit to unleash the extra power you should have from your aftermarket exhaust, flee flowing air filters or any engine mods you have made. Kit includes Main Jets #105 (X4), #110 (X4), #115 (X4) and #120 (X4).
Mounting Rubber
Mounting Rubber, Replaces OEM # 17245-107-010
Progressive Type Front Fork Springs
Progressive Type Front Fork Spring Set/2. Includes 10" Pipe and Washers. These Progressive Type Springs improve handling and overall ride quality. They Stop front end droop and diving during braking while improving cornering stability. A Great Performance upgrade for your Bike! Some Bikes Require that the Spacer Length be Calculated using the instructions below then the Included Pipe Cut to make the Appropriate Sized Spacers, Some Models Do Not Require Spacers. Be Sure to Check the End of the Installation Instructions Below to see if your Bike Require Spacers.
Carb Rebuild Kit
Carb Rebuild Kit. Contains: Float Bowl Gasket, Carb Top Gasket, D313 Slide Needle, Main Jet (#105, Stock type for 1977-78F models), Main Jet #110, Stock type for 1978K model), Float Needle, Air Spring, Air Screw Plug, E-Clip, Air Fuel Screw (1978F Type), Air Fuel Screw (1977-78K Type), Needle Jet, Metal Washer, 6 O-Rings. - Made in Japan -
Overhaul Gasket Set
Overhaul Engine Gasket Set Set contains: 12-1002 Valve Cover Gasket, 18-7051 Cylinder Head Gasket, 18-7052 Cylinder Base Gasket, 18-7053 Oil Pan Gasket, 12-5008 Generator Cover Gasket, 18-7055 Left Crankcase cover gasket, 12-5042 Clutch Cover Gasket, 18-7057 3 section Oil Pump Gasket, 18-7059 Ignition Cover Gasket, 18-7060 - 16pc. Valve Stem Seals, 17-3812 - 4pc. Exhaust Headpipe Gaskets, 18-7066 Camshaft Holder Rubber Seal, 18-7067 Cylinder Sleeve O-Ring Gasket Set/4.
Ultimate Performance Main Jet Kit
Ultimate Performance Main Jet Kit. Kit includes a total of 44 Main Jets for Keihin Carbs. Use this jet kit to unleash the extra power you should have from your aftermarket exhaust, flee flowing air filters or any engine mods you have made. Kit includes Main Jets #100 (X4), #102 (X4), #105 (X4), #108 (X4), #110 (X4), #112 (X4), #115 (X4), #118 (X4), #120 (X4), #122 (X4) and #125 (X4)
Press In Type Pilot Jet Set ~ Size #35 (Pk/4)
Press In Type Pilot Jet Set of 4 (Size #35) Pilot Jets (your idle and low speed operation) are critical for smooth idling and lower rpm driving. When rebuilding carbs it is highly recommended to replace these pilot jets to ensure your bike is running as well as possible. Also, when installing new exhaust or high flow air filters it is recommended to increase the size of your Pilot Jets. These are size #35 which is the stock size for these bikes, please confirm this is the size you require before purchasing. If you require oversize pilot jets we carry those as well.