SR20DET
SR20DET 2.0L Turbocharged Inline-4
1998ccInline-4, DOHC, Turbocharged
The SR20DET is a 2.0-liter turbocharged inline-four engine produced by Nissan. It is one of the most popular engines in the drifting community, known for its reliability, strong aftermarket support, and excellent power-to-weight ratio. Used in the S13 and S14 240sx platforms.
Nissan 240sx S13Nissan 240sx S14Nissan Silvia S13/S14
Always verify torque specifications with your specific year/model OEM service manual before assembly. Values shown are reference specifications and may vary by model year, revision, or regional market.
1Cylinder Head
10 specifications · 5 locked
| Component | Value | Unit | Notes |
|---|---|---|---|
| 1Cylinder Head Bolts — Step 1 | 29 | lb-ft | Torque in sequence, cold engine |
| 2Cylinder Head Bolts — Step 2 | 58 | lb-ft | Torque in sequence |
| 3Cylinder Head Bolts — Step 3 (Loosen) | Loosen | ° | Fully loosen all bolts |
| 4Cylinder Head Bolts — Step 4 | 33 | lb-ft | Re-torque in sequence |
| 5Cylinder Head Bolts — Step 5 | +90° | ° | Angle turn |
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2Short Block
6 specifications · 1 locked
| Component | Value | Unit | Notes |
|---|---|---|---|
| 1Main Bearing Caps — Step 1 | 24–28 | lb-ft | Torque in sequence from center out |
| 2Main Bearing Caps — Step 2 | 54–61 | lb-ft | Final torque in sequence |
| 1Connecting Rod Caps — Step 1 | 10–12 | lb-ft | |
| 2Connecting Rod Caps — Step 2 | 28–33 | lb-ft | Final torque |
| Crankshaft Pulley Bolt | 105–112 | lb-ft | Use holding tool |
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3Engine Accessories
11 specifications · 6 locked
| Component | Value | Unit | Notes |
|---|---|---|---|
| Exhaust Manifold Bolts | 27–35 | lb-ft | Sequence: center out; re-torque when hot |
| Intake Manifold Bolts | 12–15 | lb-ft | |
| Oil Pan Bolts (Large — Alum to Block) | 12–14 | lb-ft | |
| Oil Pan Bolts (Small — Alum to Block) | 4.7–5.5 | lb-ft | 56–66 in-lb |
| Knock Sensor | 15–20 | lb-ft | |
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