Toyota 1g Fe Engine Manual ((link)) Jun 2026

If you add power, the W55 will fail. Swap to:

| Component | Bolt Size | Torque (Nm) | Torque (ft-lbs) | Notes | | :--- | :--- | :--- | :--- | :--- | | | M12 (x14) | Step 1: 29 Step 2: 90° Step 3: 90° | Step 1: 22 Step 2: +90° Step 3: +90° | TTY bolts – Do not reuse. Replace every time. | | Main Bearing Caps | M10 | 80 | 59 | Apply sealant to #4 cap (rear) | | Connecting Rod Caps | M8 | 49 | 36 | Lubricate threads | | Crankshaft Pulley Bolt | M14 | 324 | 239 | Extremely high . Use a holder tool. | | Camshaft Bearing Caps | M8 | 21 | 15 | Tighten in 5-step spiral pattern | | Flywheel (MT) | M10 | 78 | 58 | Use thread locker (medium) | | Spark Plugs | M14 | 25 | 18 | Anti-seize optional | Toyota 1g Fe Engine Manual

If you are working on this engine, here are the most common procedures covered in the manual: If you add power, the W55 will fail

have hydraulic lifters; manual adjustment of valve lifters is required. Intake (Cold): 0.15–0.25 mm. Exhaust (Cold): 0.25–0.35 mm. | | Main Bearing Caps | M10 |