Spool Nissan RB30 (SOHC) Drag Pro I Beam Conrods and Ross Racing Forged Pistons (9.0:1)
For shipping cost -add all the products you would like, then navigate to the shopping cart to calculate shipping quote.
Spool RB30 (SOHC) Drag Pro I Beam Forged Connecting Rods and Ross Racing 9.0:1 Forged Pistons
Pistons are available in:
- Compression Ratio: 9.0:1
- Bore Sizes: +0.5mm and +1mm
- Pistons come with rings, gudgeon pins and pin locks
Spool Drag Pro I Beam connecting rods are the ultimate high strength direct fit conrod for all Nissan RB30 SOHC engines.
- Upgraded ARP2000 7/16 bolts
- Increased strength to the beam
- Increased strength around the fasteners / bolts
- Increased strength around the gudgeon pin
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
Ross Racing Pistons:
All of Ross Racing Pistons (since 1985) have been forged from 2618 billet bar stock and have been heat treated and aged to a T61 condition (2618-T61). 2618-T61 is the material that is used when fatigue resistance and durability are of prime importance by all premium racing piston manufacturers.
Note: We recommend Joe Gibbs Break in Oil for all new engines.
| Product Name | Spool Nissan RB30 (SOHC) Drag Pro I Beam Conrods and Ross Racing Forged 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.
You can calculate shipping rates inside the shopping cart. After adding all the products you would like, navigate to the cart and click the ESTIMATE SHIPPING & TAX link. .
If you only see the Click and Collect shipping option, it means that your address was not validated correctly.
If you have issues calculating freight, please get in touch. We are happy to help.
Disclaimer:
Product images are for description purposes only. Actual product may vary.
Shipping calculations available at checkout.
If you are unsure, get in touch by emailing [email protected], messaging us on Facebook, or phoning us at +61 7 5645 1333 (8am to 2pm AET).
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 are the recommended bore sizes for the Ross Racing pistons in this kit?
The Ross Racing pistons in the Spool RB30 (SOHC) Drag Pro I Beam Conrod and Piston Kit are available in bore sizes of +0.5mm and +1mm. Ensure you select the correct size based on your engine's requirements.
What is the compression ratio of the pistons included in this kit?
The pistons included in this kit have a compression ratio of 9.0:1, which is suitable for performance applications while maintaining reliability under boost.
What type of fasteners are used in the Spool Drag Pro I Beam conrods?
The Spool Drag Pro I Beam conrods come standard with upgraded ARP2000 7/16 bolts. For higher performance needs, L19 fasteners are available as an upgrade.
What machining considerations should I keep in mind when using this kit?
When using this kit, ensure that the conrods are properly honed for big-end or small-end fitment, and that the pistons are fitted with the correct bore clearance and ring gaps as specified by your engine build.
What material are the Ross Racing pistons made from?
The Ross Racing pistons are forged from 2618 billet bar stock and are heat treated to a T61 condition, providing excellent fatigue resistance and durability for high-performance applications.
