Shop 1971 Yamaha XS1B XS650 engine parts for top-end service, bottom-end work, oil-system maintenance, gasket replacement, cam chain repair, valvetrain service, cover replacement, and early XS650 engine restoration. This collection is focused on engine parts for the 1971 Yamaha XS1B, including gaskets, seals, camshaft drive parts, pistons, rings, cylinders, valves, oil filters, oil strainers, engine covers, kickstarter parts, transmission parts, hardware, and related rebuild components.
The 1971 XS1B was an early Yamaha XS650 model, and engine parts can differ from the 1970 XS1, later XS2, TX650, XS650 Standard, and XS650 Special models. Use this page when repairing oil leaks, refreshing worn top-end parts, replacing tired gaskets, servicing cam chain components, rebuilding valvetrain parts, replacing engine covers, or restoring early XS1B engine hardware.
Chrome Rocker Shaft Plug - Replaces Yamaha OEM 90430-18017-00. This XS650 Chrome Rocker Shaft Plug works in the rocker-arm/rocker-shaft area that transfers cam motion...
Kickstart Rubber - 15mm. This XS650 Kickstart Rubber - 15mm renews the boot contact rubber on the kickstart lever.Use this kickstart rubber when the...
Alloy Engine Advance/Points Cover Set - Chrome - Polished. This XS650 Alloy Engine Advance/Points Cover Set - Chrome - Polished belongs in the breaker...
Extended Bigfoot Gear Shift Lever - Rubber. This XS650 Extended Bigfoot Gear Shift Lever - Rubber restores the shift-lever contact point and spline/pivot fit...
Camshaft Outer Bushing - Replaces Yamaha OEM 256-11155-00. This XS650 Camshaft Outer Bushing seals or supports the camshaft end area so engine oil stays...
Shift Shaft Assembly - Replaces Yamaha OEM 256-18101-03. This XS650 Shift Shaft Assembly transfers foot-shifter movement through the engine case into the shift mechanism.Use...
Oil Thermometer - Black Face. This XS650 Oil Thermometer - Black Face replaces the oil filler/dipstick reference with a visible engine-oil temperature gauge.Use this...
High Performance Kibblewhite Black Diamond Intake Valve - Chrome. This XS650 High Performance Kibblewhite Black Diamond Intake Valve - Chrome controls intake or exhaust...
Shift Shaft Circlip. This XS650 Shift Shaft Circlip transfers foot-shifter movement through the engine case into the shift mechanism.Use this shift shaft circlip when...
Crank Main Bearing - Left-Hand - Replaces Yamaha OEM 93390-00003-00. This left-hand crank main bearing supports the crankshaft in the crankcase and must run...
Crank Main Bearing - Right-Hand - Replaces Yamaha OEM 93306-30604-00-00. This right-hand crank main bearing supports the crankshaft in the crankcase and must run...
Camshaft Bearing. This XS650 Camshaft Bearing seals or supports the camshaft end area so engine oil stays inside the top end.Use this camshaft bearing...
Valve Collets (Keepers) - Replaces Yamaha OEM 341-12118-00. This XS650 Valve Collets (Keepers) controls intake or exhaust flow through the cylinder head and must...
Clutch Housing Cover - Replaces Yamaha OEM 256-16150-02. This XS650 Clutch Housing Cover works in the clutch pack, pushrod, hub, or pressure-plate area that...