Nitto I-Beam Connecting Rods
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Nitto I-Beam Connecting Rods - Nissan TB48DE - Patrol (GU Y61)
Nitto's TB48 I-beam rods are a forged 4340 upgrade for the 4.8L petrol six in the GU Y61 Patrol. They suit turbocharged Patrol builds making big power and torque, whether for touring, sand or the drag strip.
Choose the length for your crank: 163.47 mm suits the standard 4.8L stroke, while the 166 mm rod is for Nitto's 5.2L stroker combination.
These rods are machined from one-piece 4340 forged billet round stock, lighter and stronger than a traditional H-beam and well beyond the factory rods. They use 7/16" ARP 2000 rod bolts and silicon bronze pin bushes.
Note: Installation by a professional is recommended. Engine internals must be measured and set up by a qualified engine builder.
Features
- Double-melted 4340 billet steel, one-piece forging
- X-ray and sonic grade tested, quenched, heat treated and shot peened (38 HRC)
- Doweled cap for accurate cap alignment
- Silicon bronze pin end bushes
- ARP 2000 rod bolts, with ARP Custom Age 625+ available as an upgrade
- Balanced to within ±1 g per set; big and small end bores sized to ±0.0001" on Sunnen honing equipment
Kit Contents
- 6 x Nitto I-beam connecting rods with 7/16" ARP 2000 rod bolts
Warranty
Nitto parts are built for racing and off-road use. Inspect every part during assembly and blueprinting, and contact us before fitting if anything measures outside tolerance. Nitto will repair or replace a faulty part at its discretion, and any modification voids the warranty. Full terms: Nitto limited warranty (PDF).
Shop more: Nitto
Need help choosing parts? Contact our team at sales@chicaneaustralia.com.au.
Vehicle Compatibility
| Make | Model | Chassis | Years | Engine / Notes |
|---|---|---|---|---|
| Nissan | Patrol | GU (Y61) | 2001–2016 | TB48DE 4.8L petrol |
Product
- Brand
- Nitto
- Part number(s)
- NIT-ROD-TB48I, NIT-ROD-TB48SI
Details
- Product
- I-beam connecting rods
- Engine
- Nissan TB48DE
- Material
- 4340 billet steel
- Beam type
- I-beam
- Length
- NIT-ROD-TB48I: 163.47 mm (standard); NIT-ROD-TB48SI: 166 mm (5.2L stroker)
- Rod bolts
- 7/16" ARP 2000 (Custom Age 625+ optional)
- Pin bush
- Silicon bronze
- Warranty
- Nitto limited warranty (racing use)
- Instructions
- Nitto installation notes (link below)
Contents
1 x set of 6 Nitto I-beam connecting rods with ARP 2000 rod bolts

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