Ford XR6 Turbo Barra Spool H Beam Conrods and CP Bullet Forged Pistons

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Spool XR6 Turbo H Beam Conrods and CP Bullet Forged Pistons
These CP Bullet Pistons are rated at up to 1000hp
Available in:
- Bore: *STD, +10" or +20"
- Comp Ratio: 9.0:1
These Spool CP Bullet Pistons feature:
- 2618 Forged Alloy
- Offset gudgeon Pin
- 4 x Valve Pockets
- 0.200” 51 pins STD
- Upgraded 0.200” and 0.250” 9310 pins are available when adding to cart.
- Includes piston rings, 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
Note: We recommend Joe Gibbs Break in Oil for all new engines.
Please Note:
*STD bore size pistons are not recommended in a used bore for any performance engine unless the bores have done minimal work with minimal wear and the correct piston to bore clearance can be adhered to.
All piston manufacturers have a specific piston to bore clearance that they recommend. If STD bore pistons are requested and there is a piston to bore clearance issue we will not exchange or refund, due to the reasons given above.
| Product Name | Ford XR6 Turbo Barra Spool H Beam Conrods and CP Bullet Forged Pistons |
|---|---|
| Brands | Spool |
| Engine | Barra XR6 |
| Make | Ford |
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.
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 clearances for the CP Bullet pistons in the Barra XR6?
For the CP Bullet pistons, it's crucial to adhere to the manufacturer's recommended piston to bore clearance. This typically varies based on the specific application and the condition of the bore. Ensure that you consult the CP specifications for the exact clearances and set the ring gaps according to your boost levels and RPM.
What is the maximum power rating for the Spool H Beam conrods in this kit?
The Spool H Beam conrods are designed to handle significant power levels, typically up to 1000hp, when properly installed and matched with suitable components. However, actual reliability will depend on factors such as machining, clearances, tuning, and the overall engine setup.
Can I use STD bore size pistons in a used engine block?
Using STD bore size pistons in a used engine block is not recommended unless the bores have minimal wear and can maintain the correct piston to bore clearance. If there are clearance issues, we cannot accept exchanges or refunds for these pistons.
What type of fasteners are used in the Spool conrods, and what are the torque specifications?
The Spool conrods come standard with ARP2000 fasteners. For 3/8" bolts, the torque specification is around 55 ft-lb, and for 7/16" bolts, it is around 75 ft-lb, using ARP Ultra-Torque lubricant. Always refer to ARP's latest instructions for the most accurate specifications.
What is the significance of the 2 piece forging in the Spool conrods?
The 2 piece forging in the Spool conrods enhances strength and durability by allowing for better grain flow and alignment of the material. This design helps to reduce the risk of failure under high-stress conditions, making them suitable for high-performance applications.



