Nissan RB30ET (SOHC) Rebuild Kit with Spool H Beam Conrods and CP Pistons (9.0:1)
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This Rebuild Kit includes the following quality parts:
- Spool Forged H Beam Conrods
- CP Custom 9.0:1 Forged Pistons with 2 Valve reliefs
- Cometic MLS Head Gasket
- ACL Race Series Main Bearings - STD or 0.25mm
- ACL Race Series Big End Bearings - STD or 0.25mm
Pistons are available in:
- Compression Ratio: 9.0:1
- Bore Sizes: 86.5mm
- Pistons come with rings, gudgeon pins and pin locks
Spool Connecting Rods Feature:
- ARP 2000 fasteners (L19 fasteners are available as an upgrade)
- High tensile 4340 forged steel
- 2 Piece forging
- Hardness of HRC36-42
- Dowelled caps for precision alignment
- X-RAY & Sonic tested
- Quenching and heat treated
- Shot peened
- 100% Magnafluxed
- Weight Matched Sets +/- 1 gram
- Vacuum degassed to remove impurities
CP Pistons standard features include:
- 5310 gudgeon pins (9310 thicker wall thickness pins are available as an upgrade)
- Deep valve reliefs accommodate high lift camshafts
- Larger valve reliefs for +1mm valve sizes
- Custom skirt cam and barrel design
- Accumulator grooves
- High strength aluminium forgings
- High performance rings
- Fully CNC machined and balanced to +/- 1 gram
- Wrist pins included
- Double pin oilers force fed from oil ring groove
- Pick lock grooves for easy lock removal
- Pin fitting included
Note: We recommend Joe Gibbs Break in Oil for all new engines.
| Product Name | Nissan RB30ET (SOHC) Rebuild Kit with Spool H Beam Conrods and CP Pistons (9.0:1) |
|---|---|
| Brands | Spool |
| Engine | RB30ET (SOHC) |
| Make | Holden, Nissan |
Delivery & Freight
We are an Australian-based company that ships items nationally and internationally, usually within 48 hours of receiving your order. High-value items shipped internationally are sent via DHL Express, while lower-value items are sent via Australia Post Express unless otherwise instructed.
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Disclaimer:
Product images are for description purposes only. Actual product may vary.
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What is included in a typical Spool engine kit?
Kits usually include pistons, rings, rods, bearings and related hardware depending on the engine family. Check the listing for exact inclusions.
Do I still need machining with a full engine kit?
Yes. The block must be honed and all clearances checked and set by your builder. Assembly should only occur after full measurement and verification.
What is the recommended bore clearance for the CP pistons in this RB30ET rebuild kit?
The recommended bore clearance for the CP pistons in this RB30ET rebuild kit is typically around 0.0020" to 0.0025". However, it's crucial to verify this with your specific engine setup, as clearances can vary based on factors like the intended use and tuning.
What is the proper torque specification for the ARP2000 bolts included with the Spool conrods?
For the ARP2000 bolts included with the Spool H Beam conrods, the proper torque specification is approximately 55 ft-lb for 3/8" bolts. Always use ARP Ultra-Torque lubricant and follow ARP's latest instructions for precise guidance.
Do the CP pistons require specific ring gap settings?
Yes, the CP pistons in this kit require specific ring gap settings, which should be determined by the engine builder based on the intended use and RPM range. It's essential to set the ring gaps according to the manufacturer's recommendations for optimal performance.
Can I use the standard ACL Race Series bearings with this rebuild kit?
Yes, the rebuild kit includes ACL Race Series main and big end bearings available in standard or 0.25mm oversize. Ensure that you select the correct size based on your crankshaft and rod journal measurements.
What type of head gasket is included in this RB30ET rebuild kit?
The rebuild kit includes a Cometic MLS head gasket, which is designed to provide a reliable seal under high performance conditions. Ensure that the cylinder head and block surfaces have the correct RA surface finish for optimal gasket performance.
