Shop 1970 Yamaha XS1 XS650 engine parts for top-end service, oil-system maintenance, gasket replacement, cam chain repair, valvetrain work, cover replacement, and full early XS650 engine restoration. This collection is focused on engine parts tagged for the 1970 Yamaha XS1, including gaskets, seals, camshaft drive parts, cylinders, pistons, rings, oil filters, engine covers, kickstarter parts, transmission parts, hardware, and related rebuild components.
The 1970 XS1 was the first-year Yamaha XS650 model, and early XS650 engine parts can differ from later XS1B, XS2, TX650, XS650 Standard, and XS650 Special models. Use this page as your starting point when repairing oil leaks, refreshing worn top-end parts, replacing tired gaskets, servicing cam chain components, rebuilding valve train parts, or restoring early engine hardware.
The 1970 Yamaha XS1 uses early XS650 engine components, and some parts are shared with later XS650 models while others are year-range specific. Engine parts can vary by gasket shape, cover style, cam chain setup, oil filter arrangement, valve train parts, transmission components, kickstarter parts, fastener style, and related hardware.
If your 1970 XS1 has a swapped engine, later engine covers, mixed-year components, aftermarket parts, previous-owner repairs, or uncertain engine history, check the product description, fitment notes, dimensions, OEM reference numbers, and photos before ordering.
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...
High Performance Kibblewhite Black Diamond Intake Valve - Chrome. This XS650 High Performance Kibblewhite Black Diamond Intake Valve - Chrome controls intake or exhaust...
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...
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 - Right-Hand - Replaces Yamaha OEM 93306-30604-00-00. This right-hand crank main bearing supports the crankshaft in the crankcase and must run...
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...
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...
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...
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...