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1978YZ400- NOS OEM Yamaha Reed Valve Stopper 1973-78 SC500 MX360 IT250 YZ400 363-13616-00Opens in a new window or tabBrand NewC $11.89luckyduckracingparts (726) 98.2%Was: C $13.99 15% off+C $12.99 shipping
- yz400 yz250 gas tank reservoir 77 78 1W4-24110-00-00Opens in a new window or tabPre-OwnedC $129.00motocrosspartscanada (371) 100%
- New Listing1976-78 YAMAHA YZ400 IT400 1ST OS 0.25 PISTON PN 510-11635-03-00 ALT# 2K8-11635Opens in a new window or tabBrand NewC $41.04careyscyclecenter (435) 93.9%+C $33.01 shippingfrom United States
- 1978 1977 Yamaha YZ400 vintage motocross cylinder head 1W4-11111-00-00Opens in a new window or tabPre-OwnedC $40.00srdbs (2,114) 100%+C $39.00 shipping
- 1978 YAMAHA YZ400 YZ 400 TOP END CYLINDER JUG HEADOpens in a new window or tabPre-OwnedC $341.99btxbikes210 (2,741) 99.2%+C $76.18 shippingfrom United States
- 77 78 1977 1978 IT400 IT Yz400 YZ 400 Yamaha Gasket KitOpens in a new window or tabBrand NewC $38.92Top Rated SellerTop Rated Sellerskgaskets (2,674) 97%from United States14 sold
- YAMAHA YZ250 YZ400 replacement seat cover 1977 1978 (For: 1978 YZ400)Opens in a new window or tabNew (Other)C $58.81Top Rated SellerTop Rated Sellerryder68 (8,331) 98.6%+C $20.52 shipping326 sold
- 1978 Yamaha YZ400 motocross motorcycle triple clampsOpens in a new window or tabPre-OwnedC $50.00srdbs (2,114) 100%+C $45.00 shipping
- YAMAHA YZ250 D/E YZ400 D/E 1977-1978 '77 '78 SEAT COVER [YTCTR]Opens in a new window or tabBrand NewC $54.58seatrepro (17) 100%+C $13.54 shippingfrom Thailand
- 1977 1978 Yamaha YZ 400 IT 250 400 Air Intake BootOpens in a new window or tabBrand NewC $82.01Top Rated SellerTop Rated Sellerhotfootmoto-online (11,889) 99.1%+C $19.71 shippingfrom United States71 sold
- YAMAHA YZ250 D/E YZ400 D/E 1977-1978 '77 '78 SEAT COVER [YTCTR]Opens in a new window or tabBrand NewC $54.58Top Rated SellerTop Rated Sellerpit.replica (124) 100%+C $13.54 shippingfrom Thailand
- Yamaha YZ400 1977-78 IT400 1977-78 Top End Gasket KitOpens in a new window or tabBrand NewC $66.96Top Rated SellerTop Rated Sellervintco-vintage-motorcycle-parts (2,223) 99.2%from United States2 watchers
- Yamaha YZ125 80 YZ250 78-79 IT250 IT400 YZ400 Front Brake Cable 1W4-26341-02-00 (For: 1978 YZ400)Opens in a new window or tabBrand NewC $54.65Top Rated SellerTop Rated Sellerocp-parts-warehouse (76,457) 99.5%+C $16.17 shippingfrom United States
- Yamaha YZ250 78-79 IT250 79-80 IT400 YZ400 79 IT425 80 Clutch Cable 2K7-26335-00Opens in a new window or tabBrand NewC $54.65Top Rated SellerTop Rated Sellerocp-parts-warehouse (76,457) 99.5%+C $31.15 shippingfrom United States
- Motion Pro Throttle Cable YZ250 YZ400 YZ465 78-80 IT250 IT400 IT425 77-80 (For: 1978 YZ400)Opens in a new window or tabBrand NewC $28.71Top Rated SellerTop Rated Sellercascade_lakes_motorsports (204,225) 99.4%+C $15.40 shippingfrom United StatesAlmost gone26 sold
- For Yamaha Clutch Friction Disc Steel Plate Kit YZ400E YZ400 YZ400F YZ400C 1978 (For: 1978 YZ400)Opens in a new window or tabBrand NewC $59.15Top Rated SellerTop Rated SellerWas: C $67.99 13% offmotorcycle-dreamer (134) 98.6%Free shippingfrom China
- Yamaha IT400 YZ400 76-79 MX400 75 IT425 80 IT465 81 YZ465 80-81 Main Bearing Kit (For: 1978 YZ400)Opens in a new window or tabBrand NewC $40.97Top Rated SellerTop Rated Sellerocp-parts-warehouse (76,457) 99.5%+C $23.90 shippingfrom United States6 watchers
- 1978 1977 Yamaha YZ400 vintage motocross sprocket cover 1W4-15421-00-00Opens in a new window or tabPre-OwnedC $50.00srdbs (2,114) 100%+C $35.00 shipping
- Yamaha YZ400 1976-78 IT400 1976 Piston Kit 85.5mm 0.5mm Over 2K8-11636-00-00 (For: 1978 YZ400)Opens in a new window or tabBrand NewC $263.95Top Rated SellerTop Rated Sellervintco-vintage-motorcycle-parts (2,223) 99.2%from United States7 watchers
- Yamaha YZ250 83-89 YZ360 74-75 YZ400 76-78 MX360 DT360 RT1 RT2 RT3 Con Rod Kit (For: 1978 YZ400)Opens in a new window or tabBrand NewC $263.95Top Rated SellerTop Rated Sellervintco-vintage-motorcycle-parts (2,223) 99.2%from United States20 sold
- it400 clutch spring bolt screw it250 77 78 dt250,YZ250 yz400 90501-24408-00Opens in a new window or tabPre-OwnedC $21.50motocrosspartscanada (371) 100%
- Ignition Coil for Yamaha LC50 DT100 DT250 DT360 YZ125 MX125 MX175 GT80 IT200 (For: 1978 YZ400)Opens in a new window or tabBrand NewC $13.61Top Rated SellerTop Rated Sellerdaydayup365 (12,623) 99.3%+C $7.93 shippingfrom United States206 sold
- For Yamaha YZ490 YZ400 YZ250 YZ125 YZ80 YZ60 Rear Brake Rod Adjuster Spring set (For: 1978 YZ400)Opens in a new window or tabBrand NewC $10.25Top Rated SellerTop Rated Sellerdigital2brother (66,148) 99.7%Free shippingfrom China30 sold
- it400 clutch spacer bushing it250 77 78 dt250,YZ250,YZ400, 1M1-16181-00-00Opens in a new window or tabPre-OwnedC $17.50motocrosspartscanada (371) 100%
- 1976-78 YAMAHA YZ400 IT400 STANDARD PISTON P/N 2K8-11631-00 ALT # 510-11631-00Opens in a new window or tabBrand NewC $46.46Top Rated SellerTop Rated SellerWas: C $54.65 15% offvintagecycles4u (14,578) 100%from United States3 watchers
- 1977 77 78 Yamaha YZ250F YZ400 YZ 400 / OEM Nice TRANSMISSION GEAR SHIFT DRUM (For: 1978 YZ400)Opens in a new window or tabPre-OwnedC $36.93Top Rated SellerTop Rated Sellerrockcotton (53,425) 99.7%+C $20.64 shippingfrom United StatesFree returns
- 1977 77 78 Yamaha YZ250F YZ400 YZ 400 / OEM Nice CLUTCH BASKET PRESSURE PLATE (For: 1978 YZ400)Opens in a new window or tabPre-OwnedC $36.93Top Rated SellerTop Rated Sellerrockcotton (53,425) 99.7%+C $15.65 shippingfrom United StatesFree returns
- 1978 YAMAHA YZ400 YZ 400 TOP END CYLINDER JUG HEADOpens in a new window or tabPre-OwnedC $340.62btxbikes210 (2,741) 99.2%+C $76.14 shippingfrom United States
- 1978 YAMAHA YZ400 INTAKE REED BLOCK ASSEMBLY A354 (For: 1978 YZ400)Opens in a new window or tabPre-OwnedC $75.17Top Rated SellerTop Rated Sellerbuynewparts (853) 97.4%+C $21.78 shippingfrom United States
- 1978 YAMAHA YZ400 REAR BACK SHOCK ABSORBER SUSPENSION A354 (For: 1978 YZ400)Opens in a new window or tabPre-OwnedC $136.73Top Rated SellerTop Rated Sellerbuynewparts (853) 97.4%+C $30.66 shippingfrom United States
- Clutch Friction Disc Plate Kit for Yamaha IT425G IT425 363-16321-00 YZ400C YZ400 (For: 1978 YZ400)Opens in a new window or tabBrand NewC $67.84Top Rated SellerTop Rated SellerWas: C $73.73 8% offmy-motor_biker (1,312) 98.4%Free shippingfrom China
- NOS Yamaha Shift Cam 1977-1978 YZ400 DT400 IT400 1W4-18541-00Opens in a new window or tabNew (Other)C $41.02Top Rated SellerTop Rated Sellervintagecycleparts2015 (5,318) 99.6%+C $38.29 shippingfrom United States
- 76-78 Yamaha YZ400 NOS Wiseco Piston 394P4Opens in a new window or tabNew (Other)C $167.12Top Rated SellerTop Rated Seller822motors (696) 100%+C $24.49 shippingfrom United States
- Yamaha YZ400 1977-78 Engine Gasket KitOpens in a new window or tabBrand NewC $43.71Top Rated SellerTop Rated Sellervintco-vintage-motorcycle-parts (2,223) 99.2%from United StatesLast one
- YAMAHA YZ250 D/E YZ400 D/E 1977-1978 SEAT COVER [YTCTT]Opens in a new window or tabBrand NewC $47.88seatrepro (17) 100%+C $13.54 shippingfrom Thailand
- 1976 78 YAMAHA YZ250 YZ400 RIGHT SIDE PANEL NUMBER PLATE AHRMA VINTAGEOpens in a new window or tabPre-OwnedC $41.02Top Rated SellerTop Rated Sellerbradzstuff (4,497) 100%+C $36.66 shippingfrom United States
- NOS YAMAHA PISTON STD 84.96MM IT400 ('76) YZ400 ('76-78) # 510-11631-05-96Opens in a new window or tabNew (Other)C $40.97Top Rated SellerTop Rated Sellerd_on_rr (67,030) 100%+C $33.93 shippingfrom United States
- Yamaha YZ125 80 YZ250 78-79 IT250 IT400 YZ400 Front Brake Cable 1W4-26341-02-00 (For: 1978 YZ400)Opens in a new window or tabBrand NewC $58.75Top Rated SellerTop Rated Sellervintco-vintage-motorcycle-parts (2,223) 99.2%from United States34 sold
- YAMAHA YZ250 YZ360 A/B/C YZ400 C/D/E/F 1976 1977 1978 1979 F+R SPOKE 72PCS (D)Opens in a new window or tabBrand NewC $102.60Top Rated SellerTop Rated Sellerlgarage (4,777) 99.7%+C $45.83 shippingfrom Thailand17 sold
- Blue Drive Chain for Yamaha YZ400 1976 1977 1978 1979 / YZ400F 1998 1999 (For: 1978 YZ400)Opens in a new window or tabCALTRIC Largest Selection of Quality Replacement PartsBrand NewC $30.09caltric (1,054,655) 97.8%+C $20.44 shippingfrom United States
- 1977 77 78 Yamaha YZ250F YZ400 YZ 400 / OEM Nice TRANSMISSION GEAR SHIFT FORKS (For: 1978 YZ400)Opens in a new window or tabPre-OwnedC $50.61Top Rated SellerTop Rated Sellerrockcotton (53,425) 99.7%+C $16.05 shippingfrom United StatesFree returns
- YAMAHA YZ250 D/E YZ400 D/E 1977-1978 SEAT COVER [YTCTT]Opens in a new window or tabBrand NewC $47.88Top Rated SellerTop Rated Sellerpr.rep002 (1,085) 99.7%+C $13.54 shippingfrom Thailand
- For YAMAHA YZ 80 85 125 250 426 450 Tire Valve CNC Universal Aluminum Covers (For: 1978 YZ400)Opens in a new window or tabBrand NewC $1.64Top Rated SellerTop Rated SellerWas: C $8.19 80% offkanala-parts (57) 100%+C $5.46 shippingfrom China
- Oil Drain Plug Cap For Yamaha YZ80 YZ100 YZ125 YZ250 YZ400 WR250 WR200 WR500 (For: 1978 YZ400)Opens in a new window or tabBrand NewC $8.19Top Rated SellerTop Rated Sellernine-cnc (53,575) 99.5%Free shippingfrom China123 sold
- Right Hand Brake Lever Perch Bracket Fit Yamaha YZ400F 1976 1977 1978 1979Opens in a new window or tabBrand NewC $24.86Top Rated SellerTop Rated Sellerartogostyle (12,675) 99.6%+C $24.64 shippingfrom Australia
- 1978 YAMAHA YZ400 YZ 400 TOP END CYLINDER JUG HEADOpens in a new window or tabPre-OwnedC $341.99btxbikes210 (2,741) 99.2%+C $76.18 shippingfrom United States
- 1976-1978 Yamaha YZ400 YZ 400 OEM Right Engine Motor Case Bottom 510-15121-00-00 (For: 1978 YZ400)Opens in a new window or tabPre-OwnedC $61.56Top Rated SellerTop Rated Sellermotorcyclewheelsanddeals (4,447) 99.7%from United States
- 1977/1978 Yamaha YZ 400 YZ400 Complete Engine Gasket KitOpens in a new window or tabBrand NewC $80.37Top Rated SellerTop Rated Sellerdcplastics (15,398) 98.8%from United States
- NOS Front Upper Bracket Yamaha 79 YZ400 78 79 YZ250 2X4-21415 2K7-21415-00Opens in a new window or tabBrand NewC $34.19Top Rated SellerTop Rated Selleryourtrash-mytreasure (145,777) 99.4%+C $25.13 shippingfrom United States
- GENUINE YAMAHA PARTS - PLATE, FRAME IT250 IT400 YZ250 YZ400 - 1W4-21329-00Opens in a new window or tabBrand NewC $36.12Top Rated SellerTop Rated Sellermcpartssales (7,225) 99.6%+C $32.78 shippingfrom Australia2 watchers
- Yamaha YZ400 1976-78 IT400 1976 Piston Kit 85.0mm Standard 2K8-11631-00-96 (For: 1978 YZ400)Opens in a new window or tabBrand NewC $263.95Top Rated SellerTop Rated Sellervintco-vintage-motorcycle-parts (2,223) 99.2%from United States9 watchers
- 1977 1978 Yamaha YZ250 YZ400 YZ 400 250 *2241A Kill SwitchOpens in a new window or tabPre-OwnedC $150.46Top Rated SellerTop Rated Sellermachivmotors (78,822) 99.8%+C $41.04 shippingfrom United States
- NOS Yamaha Rear Arm Thrust Cover 2 75-78 YZ250 75 Y360 76-78 YZ400 2K8-22129-00Opens in a new window or tabBrand NewC $32.75Top Rated SellerTop Rated Selleryourtrash-mytreasure (145,777) 99.4%+C $12.30 shippingfrom United States11 watchers
- GENUINE YAMAHA REAR BRAKE SHOES YZ250 YZ400 TT500 76 77 78 79 80 81Opens in a new window or tabBrand NewC $40.87Top Rated SellerTop Rated Selleralwayspinned125 (6,683) 99.6%+C $27.61 shippingfrom United States
- 1976-78 YAMAHA YZ400 IT400 1ST OS 0.25 PISTON PN 510-11635-03-00 ALT# 2K8-11635Opens in a new window or tabNew (Other)C $69.71Top Rated SellerTop Rated SellerWas: C $82.01 15% offvintagecycles4u (14,578) 100%from United States
- YAMAHA OEM CHAIN CASE 3 STAY - 1976-78 YZ250 + '77 YZ400 - 1W4-22133-00Opens in a new window or tabBrand NewC $17.07Top Rated SellerTop Rated SellerWas: C $34.13 50% offmotorcycledeals (25,729) 99.5%+C $20.52 shippingfrom United StatesLast one
- For Yamaha New ignition coil YZ60 81-83 YZ60 YZ100 YZ125 YZ400 YZ465 YZ490 1982 (For: 1978 YZ400)Opens in a new window or tabBrand NewC $21.00Top Rated SellerTop Rated SellerWas: C $24.13 13% offmotorcycle-dreamer (134) 98.6%Free shippingfrom China
- 1976 78 YAMAHA YZ250 YZ400 RUBBER SHOCK FLAP AHRMA VINTAGEOpens in a new window or tabPre-OwnedC $20.51Top Rated SellerTop Rated Sellerbradzstuff (4,497) 100%+C $36.66 shippingfrom United States
- 1977 1978 Yamaha YZ250 YZ400 YZ 400 250 *2241A CoilOpens in a new window or tabPre-OwnedC $191.50Top Rated SellerTop Rated Sellermachivmotors (78,822) 99.8%+C $46.51 shippingfrom United States
- Yamaha YZ400 1976 1977 1978 Top End Piston Kit 86.0mm 1.0mm Over 2K8-11638-00-00 (For: 1978 YZ400)Opens in a new window or tabBrand NewC $374.22Top Rated SellerTop Rated Sellervintco-vintage-motorcycle-parts (2,223) 99.2%+C $30.59 shippingfrom United StatesLast one8 sold
- 1977-78 YAMAHA YZ 400 YZ400 COIL SOURCE 2 NOS OEM 1W4-85512-20-00Opens in a new window or tabBrand NewC $139.52Top Rated SellerTop Rated SellerWas: C $164.14 15% offvintagecycles4u (14,578) 100%from United States
- 1976-78 YZ400 IT400(1.00)OS PISTON, 2K8-11638-00,Genuine Yamaha Parts NOS,RP435Opens in a new window or tabNew (Other)C $231.80au.ia74 (195) 100%+C $58.59 shippingfrom Australia
- 1975-78 Yamaha YZ250 YZ400 MX250 MX400 IT400 Clutch Basket NICE Vintage MX YZOpens in a new window or tabPre-OwnedC $205.18Top Rated SellerTop Rated Sellerjcard441 (4,190) 100%+C $50.74 shippingfrom United States
- YAMAHA YZ400 C/D/E 1976 1977 1978 ALUMINIUM(SILVER) WHEEL RIM FRONT 21" REAR 18"Opens in a new window or tabBrand NewC $164.15Top Rated SellerTop Rated Sellervintage_001 (38,531) 98.9%+C $136.66 shippingfrom ThailandAlmost gone12 sold
- 1978 76-78 YZ400 YZ250 IT400 IT250 OEM REAR UPPER BRACKET HOLDER MOUNTING BOLTSOpens in a new window or tabPre-OwnedC $32.82vintagepowersportstrading2022 (850) 99.3%Was: C $41.02 20% offfrom United States
- NOS Yamaha Frame Side Cover Bushing 77-78 YZ400 77 YZ250 77-78 IT400 90381-14026Opens in a new window or tabBrand NewC $20.49Top Rated SellerTop Rated Selleryourtrash-mytreasure (145,777) 99.4%+C $12.30 shippingfrom United States
- Yamaha YZ250 78-79 IT250 79-80 IT400 YZ400 79 IT425 80 Clutch Cable 2K7-26335-00Opens in a new window or tabBrand NewC $58.75Top Rated SellerTop Rated Sellervintco-vintage-motorcycle-parts (2,223) 99.2%from United States22 sold
- 1969-1978 Yamaha DT250 RT360 DT400 MX250 MX400 YZ250 YZ400 Bead Spacer #2Opens in a new window or tabPre-OwnedC $27.36jmata_dqpnt5 (446) 100%from United States
- 1978 Yamaha YZ400 Gear shift shifting drum cam 78 YZ 400Opens in a new window or tabPre-OwnedC $31.12Top Rated SellerTop Rated Sellerjake1017 (19,435) 100%+C $15.47 shippingfrom United States
- OEM Yamaha DT MX YZ TY IT 250 400 490 Engine Main Seals Crank Shaft Seal Set (For: 1978 YZ400)Opens in a new window or tabBrand NewC $61.49Top Rated SellerTop Rated Sellertrw37v (13,974) 99.6%from United States167 sold
- For Yamaha YZ400 1976-1998 34mm Inner Intake Carburetor Carb (For: 1978 YZ400)Opens in a new window or tabBrand NewC $49.45Top Rated SellerTop Rated Sellernewcarb (26,855) 99.4%+C $21.01 shippingfrom United States
- Uni Air Filter Dirt Bikes Yamaha IT250 YZ250 YZ400 IT400 1977-1978 (For: 1978 YZ400)Opens in a new window or tabBrand NewC $45.07Top Rated SellerTop Rated Sellerbikersstone (13,141) 99.2%+C $49.18 shippingfrom United States
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![YAMAHA YZ250 D/E YZ400 D/E 1977-1978 '77 '78 SEAT COVER [YTCTR]](https://i.ebayimg.com/thumbs/images/g/DwsAAOSwJnllyHhX/s-l140.jpg)
![YAMAHA YZ250 D/E YZ400 D/E 1977-1978 SEAT COVER [YTCTT]](https://i.ebayimg.com/thumbs/images/g/yqAAAOSwL0xmCO-7/s-l140.jpg)
![YAMAHA YZ250 D/E YZ400 D/E 1977-1978 SEAT COVER [YTCTT]](https://i.ebayimg.com/thumbs/images/g/9dsAAOSwPf1ldmeP/s-l140.jpg)
