AE86 4AGE Carburetor & High-Lift Camshaft Install Guide | Setup + Valve Timing

Описание: A complete walkthrough of converting a 4A-GE from EFI to carburetors and installing high-lift cams (288° intake / 272° exhaust). This step-by-step video covers manifold removal, carb setup, valve clearance, camshaft installation, and timing adjustment-- all performed on an AE86 by a first-time builder.

Learn the full process, from fuel system prep to final tuning and vacuum balancing. Includes torque specs, shim measurements, valve lash setup, and tips for using adjustable cam pulleys.

Parts and references: 86legends.com
0:00 Project details & goals
0:33 Carb and cam setup explanation
1:27 Fuel injection removal prep
3:07 Manifold and fuel rail removal
5:26 Harness and wiring cleanup
6:46 Intake manifold removal
8:34 Carb install prep and mounting
9:39 Fuel hose and pump setup
11:14 Carb and manifold installation
12:52 Linkage and hose connections
14:00 ECU and vacuum sensor setup
14:32 Distributor and ignition advance
15:35 Engine startup test
15:49 Idle jet and mixture screw tuning
17:22 Vacuum sync check
18:49 Troubleshooting: sticking throttle
19:22 Throttle shaft play and fixes
20:03 Used parts tips and bracket strength
20:36 Heat management near distributor
21:10 Remove unneeded stock fuel pump
21:21 Install high-lift camshafts
23:22 Torque and clearance specs
42:31 Valve clearance and shim setup
44:52 Shim measurement example
45:55 Valve timing setup
46:31 True TDC and degree wheel
46:44 Adjust cam and crank timing
54:18 Final thoughts and setup tuning
55:17 End of video