The outstanding 13-part Lowbrow video series includes comphrehensive instructions on disassembling, inspecting, and reassembling the Triumph 650 unit engine.
Todd's upbeat, humorous delivery provides the crucial info, practical tips, and encouragement you need to get 'er done!
Intro to 650 Engine (00:00)
Rocker Boxes, Removal (15:40)
Pushrods, Removal (00:00)
Headbolts, Removal (00:55)
The Head, Removal (02:00)
Pushrod Tubes & Seals, Removal (04:00)
Cylinder Base Nuts, Removal (05:38)
Cylinders, Removal (09:20)
Pistons, Removal (11:12)
Tappets, Remove & Inspect (13:20)
Tappet Blocks, Removal (18:00)
Pistons and Bore Inspection (21:10)
Gudgeon Pin & Piston Removal (24:40)
Small End Bushings (27:00)
Remove Primary Chain Case Cover (00:20)
Remove stator nuts (03:18)
Remove stator wires and stator (04:30)
Remove rotor nut and washer (05:15)
Remove stator studs (06:32)
Remove Clutch spring adjusting nuts (07:30) Add note: pressure plate spring 9:27
Remove pressure plate (10:04)
Inspecting pressure plate springs (10:21)
Removing clutch plates (10:42)
Remove clutch rod (11:58)
Remove mainshaft clutch nut (12:32)
Locking tool (12:55) Add note: lock tool, handle vs "barbie stairs" 13:20
Remove rotor (14:38)
Loosen engine sprocket (17:00)
Ham-fisted Harry - Remove steipped stud (18:15)
Clutch center extractor (19:45) Add note: extractor, not puller 19:45
Remove transmission (21:20)
Remove chain tensioner (22:02)
Inspect chain case (25:29)
Remove trap door screws (26:08)
Remove trap door (29:40)
Remove gearbox sprocket nut (30:45)
Remove gearbox sprocket (33:05)
Inspect sprocket (34:05)
Timing Chest Disassembly (00:15)
Points (00:40)
Auto-Advance (01:50)
Timing Cover (03:16)
Oil Pump (06:30)
Crankcase Pinion Nut (07:44)
Cam Gear Nuts (09:38)
Intermediate Wheel (11:58)
Intake Cam Gear/Puller (12:17)
Exhaust Cam Gear/Puller (15:02)
Crankcase Pinion Gear/Puller (17:15)
Gearbox Outer Cover (20:45)
Kickstarter Pinion and Ratchet (25:18)
Remove Crankcase Fasteners (00:45)
Draglink Socket, Remove Tach Drive (05:42)
Crankcase Junction Screws (12:55)
Splitting the Crankcases (15:55)
Removing DS Main Bearing Inner Race (38:24)
The Crankshaft, removing DS bearing (00:00)
The Crankshaft, remove & label con rods (02:55)
The Crankshaft, inspect journals (06:45)
Sludge Trap Removal (09:25)
Disassemble Rocker Boxes (19:40)
The Head, Inspect & Remove Valves (26:30)
Vapor Blasting (00:00)
Cleaning the Cases (04:30)
ID of Crankshaft & Gearbox Bearings (07:40)
Checking Camshaft Bushings for Wear (09:08)
Installing DS Bearing Outer Race (15:30)
Installing DS Crankshaft Roller Bearing (19:35)
Installing the TS Crankshaft Ball Bearing (22:10)
Installing Layshaft) Needle Bearing (24:40)
Install DS Mainshaft Roller Bearing & Seal (30:00)
Checking Layshaft Needle Bearing Depth (31:35)
Installing Mainshaft Oil Seal (33:05)
Installing Inner Cover Bearings (35:10)
Replacing the Sludge Tube Cap (00:30)
Thoroughly Clean the Journals (03:17)
Install Connecting Rods (04:50)
Install DS Roller Bearing (and Assembly Order/Breather Explanation) (14:50)
Install DS Case Over Crankshaft (18:25)
Install Exhaust Cams (20:15)
Apply Sealant to Cases (22:35)
Drop TS Case onto DS Case (24:00)
Install Crankcase Bolts (25:40)
Test Spin Rods & Crank (31:40)
Assemble Timing Chest 00:00)
Install Intake Camwheel 12:25)
Install Exhaust Camwheel &npsp;14:00)
Install Pinion Gear 16:00)
Install & Torque Nuts 17:30)
Set Cam Timing 18:00)
Install Oil Pump (23:56)
Timing Cover Oil Seals (26:40)
Caveat - Plugging Oil Switch -Tapered & Untapered 38:20)
Intro to Cylinders 00:00)
Piston Clearance 01:00)
Washing Cylinders 01:50)
Honing Cylinders 02:20)
Wash Cylinders After Hone 03:58)
Painting Cylinders 05:35)
Replace Tappet Blocks 07:05)
Check Threaded Holes 07:20)
Tappet Block Oil Feed Explanation 08:04)
Install Tappets 14:32)
Check Ring Gap 17:48)
Install Inside Wrist Pin Clips 24:32)
Install Rings on Pistons 27:00)
Install Pistons on Rods 29:08)
Install Base Gasket 32:30)
Lube Cam lobes 34:15)
Support Cylinders 34:35)
Stagger Ring End Gaps & Install Ring Compressors 35:42)
Install Cylinder 38:20)
Head Gasket Prep 43:50)
Tappet Block, Pushrod Tube Head & Seal Styles 46:12)
Install Pushrods 53:40)
Install Head Gasket 55:55)
Install Cylinder Head 56:18)
Check Crush Gap 57:10)
Install Headbolts (Snug) 57:48)
Install Spark Plugs 58:48)
Cylinder Head Work (Discussion) 59:35)
Rocker Boxes (Discussion) 1:01:05)
Assemble Rocker Shafts & Thackary Washers 1:02:50)
Rocker Caps 1:13:45)
Assemble Gearbox (00:00)
Assemble outer cover components (1:50)
Assemble kickstarter quadrant and spring (11:10)
Inner cover - Assemble inner Quadrant (13:00)
Inspect camplate (18:05)
Plunger, holder, and plunger spring (19:20)
Depress plunger and install camplate (20:50)
Install high hear (23:50)
Install sprocket (25:00)
Sprocket locking tab and securing nut (26:40)
Torquing the sprocket nut (90lbs) (27:30)
Trap door seals - old and new (28:60)
Inspecting gears (30:20)
Install drain/level plug (31:10)
Examine shift forks and rollers (32:50)
Install thrust washer (35:00)
Setting up camplate in 1st hear for indexing (36:45)
Install layshaft and layshaft selector fork (38:00)
Install first two mainshaft gears () and mainshaft selector fork (39:00)
Install shaft for shift forks (20:05)
Install last mainshaft gear (40:55)
Slide in the mainshaft (41:12)
Put on layshaft low gear (41:50)
Begin outer cover (42:40)
Install inner cover and index (44:00)
Install kickstart components (45:00)
Inner cover screws and bolt (46:30)
Install outer cover and check gears (47:38)
Install oil junction block (55:00)
Install kickstart shaft with spring in outer cover (56:45)
Install outer cover (58:00)
Winding up the kick spring (1:00:00)
Install outer cover fasteners (1:00:40)
The Primary Drive 00:00).
Checking Components for Wear (00:40)
Clutch Basket (01:17)
Inspecting Clutch Components (01:40)
Clutch Shock Absorbers (03:11)
Engine Breather and DS Crankshaft Oil Seal (05:15)
DS Crankshaft Oil Seal Orientation (06:05)
Trap Door Seal (09:15)
Trap Door Screws, Gasket, Sealant (12:02)
Alternator Wire Tube (15:55)
Chain Adjustment Shoe (16:20)
Transmission Assembly Laid Out (19:30)
Clutch Assembly, Roller Bearings (19:55)
Thrust Washer (22:04)
Clutch Center Cover (23:38)
Stator Studs (35:22)
Install Rotor (38:25)
Install Pushrods, Rockerboxes. Adjust Valves, Adjust Clutch 00:00)
Install pushrods 01:00)
Setting pushrods to low point 02:20)
Gasket 03:09)
Install rockerbox 04:04)
Install Headbolts 04:36)
Install Rockerbox Studnuts 05:56)
Snug down headbolts 07:17)
Snug rockerbox bolts 08:00)
Snug down studnuts 08:12)
Check pushrod action 08:12)
Lower intake pushrods 10:00)
Install intake pushrods 10:29)
Position intake pushrods 11:11)
Install intake rockerbox 12:48)
Install headbolts 13:30)
To be continuedPart 11.
Part 12. Assemble Transmission/Primary Chaincase
Part 13. Assemble Pushrods/Rockerboxes/Adj Valves/Clutch