Engine Cylinder Head Bolts Set For 2012–2020 Hyundai Kia G4NA 2.0L 22321-2E000
The cylinder head bolts of the Hyundai/Kia G4NA 2.0L engine (2012-2020 models) are typically tightened in 3-4 steps: first to 20 Nm (14.7 lb-ft), then to 49 Nm (36 lb-ft), and finally to 67 Nm (49 lb-ft). These are usually torque yield (TTY) bolts and need to be replaced.
Description
G4NA (2.0L Nu engine) Key Installation Parameters:
Bolt Type: Torque Yield Type (replaceable after disassembly).
Part Number: 22321-2E000.
Tightening Sequence: From inside to outside, typically following a specific 1-10 sequence (9-3-5-7-1-8-6-2-4-10).
Torque Steps (Example):
Step 1: 20 N·m (14.7 lb·ft).
Step 2: 49 N·m (36 lb·ft).
Step 3: 67 N·m (49 lb·ft).
Optional Step 4: Some steps may involve 90-degree rotation, but 67 N·m is the commonly used final torque value for this engine series.












