Estimated Arrival (ETA): Mid - End April 2026
PO closes 5th April 2026
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Secure your competitive edge with OS SPEED's R2106 PBI, a 1/8 on-road racing engine that arrives pre-broken-in for immediate track readiness. This factory-tuned competition exclusive reduces initial run-in time while helping prevent seizing and overheating damage during those critical first runs. The pre-break-in process lets you focus on setup and driving rather than lengthy break-in procedures.
Key Features
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1/8 scale on-road racing competition engine from O.S. SPEED.
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Pre-break-in (PBI) process shortens initial run-in time significantly.
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Helps prevent seizing and overheating damage during early stages.
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Factory-tuned for competition readiness straight from the box.
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Designed specifically for 1/8 on-road racing applications.
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Reduces time between engine installation and track tuning.
Why Choose This
Competition racers understand that every minute spent breaking in an engine is a minute not spent dialing in chassis setup. The R2106 PBI eliminates that trade-off, delivering a powerplant that is ready to work from first start. The pre-break-in process protects your investment by reducing the risk of novice mistakes during engine running. O.S. SPEED's factory tuning means you spend track time driving, not waiting. Arrive at the starting line with confidence.

Product Information
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Manufacturer: OS SPEED
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Product Number: R2106 PBI
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Type: 1/8 scale on-road racing engine
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Special Feature: Pre-break-in (PBI) process
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Application: Competition on-road racing
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Benefit: Reduced break-in time, minimized seizing and overheating risk
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Tuning: Factory-tuned for racing
Arrive at the track with an engine that is ready to race, not one that needs hours of break-in. The R2106 PBI delivers OS SPEED competition performance without the waiting. Order your pre-broken-in engine today and spend your track time driving.
OS SPEED R2106 PBI Engine


