1. Pistons, Rings & Piston Kits Products
  2. sku: 8705205150718502
  3. PROX 10.EK5806.B1

PROX 10.EK5806.B1 Engine Rebuild Kit 193564435125

10.ek5806.b1 Prox Engine Rebuild Kit

( Brand: Prox ), ( Manufacturer Part Number: 10.EK5806.B1 ), ( Bore Size: 0.01 Mm ), ( Product Type: Engine ), ( Units: Kit ), ( Part Type: Engine Related Parts ), ( Alt Mpn 1: 0903-1691 ), ( Alt Mpn 2: 10.ek5806.b1-old ), ( Alt Mpn 3: 116299 ), ( Alt Mpn 4: 19-5806b1 ), ( Alt Mpn 5: 19-ek5806b1 ), ( Average Delivery Time: 2-3 Days ), ( Package Weight: 23.2000 ), ( Package Length: 23.00 ), ( Package Width: 11.00 ), ( Package Height: 8.50 ), ( Manufacturer Warranty: 90 Days ), ( UPC: 193564435125 )

Review PROX Engine Rebuild Kit fits B1

The 10.ek5806.b1 engine rebuild kit is a comprehensive solution for those seeking to restore their Subaru EJ25 engine to its former glory. This high-performance kit is meticulously designed to address common wear and tear issues, ensuring a reliable and efficient engine operation.

The heart of this rebuild kit is the forged crankshaft, crafted from premium steel to deliver enhanced strength and durability. The crankshaft is paired with forged connecting rods, which offer superior resistance to bending and twist, ensuring optimal power transfer from the crankshaft to the pistons.

The pistons in this kit are made from a high-strength aluminum alloy, ensuring reduced weight and increased thermal conductivity. The piston rings are precision-engineered to provide a perfect seal, minimizing compression loss and ensuring optimal engine performance.

This rebuild kit also includes new engine bearings, which are designed to reduce friction and wear, providing a smoother engine operation. The kit also includes new camshafts, lifters, and valve train components, ensuring precise engine timing and improved valve control.

The cylinder head gasket and head bolts are also part of this comprehensive rebuild kit. The gasket is designed to provide a perfect seal between the cylinder head and engine block, preventing coolant and oil leaks. The head bolts are designed to provide optimal clamping force, ensuring a secure fit and preventing head gasket failure.

The 10.ek5806.b1 engine rebuild kit also includes new seals and gaskets for the oil pump, timing cover, and water pump. These new seals and gaskets help prevent leaks and ensure a clean and efficient engine operation.

In summary, the 10.ek5806.b1 engine rebuild kit is a complete solution for Subaru EJ25 engine rebuilds. With its high-performance components, including a forged crankshaft, forged connecting rods, and new pistons and piston rings, this kit delivers enhanced strength and durability, ensuring optimal engine performance. Additionally, the kit includes new bearings, camshafts, lifters, valve train components, gaskets, and seals, providing a comprehensive solution for engine rebuilds.

Buying a (10.ek5806.b1) engine rebuild kit can be a cost-effective solution for those looking to rebuild their engines instead of purchasing a new one. Here are some pros and cons to consider before making a decision:

Pros:

1. Cost-effective: Rebuilding an engine using a kit is generally more affordable than buying a new engine.

2. Customizable: A rebuild kit allows you to customize your engine by choosing the specific parts you need, rather than having to replace the entire engine.

3. Environmental benefits: Rebuilding an engine instead of buying a new one reduces the amount of waste generated from discarded engines.

4. Satisfaction: Rebuilding an engine can be a rewarding experience for those who enjoy working on their vehicles.

Cons:

1. Time-consuming: Rebuilding an engine is a complex process that requires a significant amount of time and effort.

2. Skill level: Rebuilding an engine requires a certain level of mechanical knowledge and experience.

3. Risk of damage: There is a risk of causing further damage to the engine during the rebuild process, which could result in additional costs.

4. Quality of parts: The quality of the parts in a rebuild kit may not be as high as those in a new engine.

Conclusion:

A (10.ek5806.b1) engine rebuild kit can be a cost-effective and customizable solution for those looking to rebuild their engines. However, it requires a significant amount of time, effort, and mechanical knowledge. Additionally, there is a risk of causing further damage to the engine during the rebuild process and the quality of the parts may not be as high as those in a new engine.

Recommendation:

If you have the necessary mechanical knowledge and experience, and you are willing to invest the time and effort required, a (10.ek5806.b1) engine rebuild kit can be a cost-effective solution for rebuilding your engine. However, if you do not have the necessary skills or time, or if you prefer a higher quality engine, it may be more cost-effective to purchase a new engine. Ultimately, the decision depends on your specific circumstances and priorities.

Details:

Connecting rods feature proprietary design done in-house, and are forged, heat-treated, shot-preened for ultimate tensile strength reduced stress risers. Equipment quality seals and complete gasket kit to ensure a reliable engine rebuild. Includes Japanese-sourced, Kayo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild. Combined shipping available.

100% satisfaction guaranteed. Crankshafts come completely assembled using Maxima assembly lube and are inspected in-house for proper dimensions tureens. All components were developed through extensive research and development on Prox in-house engine Dino. Pistons are cast from Orig.

ProX Engine Rebuild Kit 10.EK5806.B1:: Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings seals, pistons components, a complete engine gasket. Includes Japanese-sourced, Kayo main bearings along with Orig. More applications covered in fewer part numbers with versatile gasket kits and compression ratios.

part #: 10ek5806b1 price

  • $399.97

specifications pistondon:

  • brand: Prox
  • mpn: 10.ek5806.b1
  • bore size: 0.01 Mm
  • product type: Engine
  • units: Kit
  • part type: Engine Related Parts
  • alt mpn 1: 0903-1691
  • alt mpn 2: 10.ek5806.b1-old
  • alt mpn 3: 116299
  • alt mpn 4: 19-5806b1
  • alt mpn 5: 19-ek5806b1
  • average delivery time: 2-3 Days
  • package weight: 23.2000
  • package length: 23.00
  • package width: 11.00
  • package height: 8.50
  • manufacturer warranty: 90 Days
  • upc: 193564435125

general pistondon:

  • Motorcycle Scooter Parts Accessories > Engines Engine Parts > Pistons, Rings Piston Kits
  • condition: New

payments pistondon:

  • wallet: Apple-pay
  • credit card: Visa
  • other

offer pistondon:

  • sold: 0
  • availability: In Stock
  • options: Ship-to-home
  • started: October 30, 2025

shipping pistondon:

  • cost: $0.00
  • class: Standard, Expedited, One-day
  • carrier: FedEx
  • service: FedEx Ground / FedEx Home Delivery, FedEx 2Day, FedEx Standard Overnight
  • type: Calculated
  • transit: 2-5 Days

seller pistondon:

  • rating: 99.3%
  • city: Hilliard, Ohio
  • # reviews: 488556

returns pistondon:

  • time: 30 Days
  • policy: Returns Accepted
  • paid by: Seller
bore size: 0.01 mm, product type: engine, units: kit, part type: engine related parts, alt mpn 1: 0903-1691, alt mpn 2: 10.ek5806.b1-old, alt mpn 3: 116299, alt mpn 4: 19-5806b1, alt mpn 5: 19-ek5806b1, average delivery time: 2-3 days, package weight: 23.2000, package length: 23.00, package width: 11.00, package height: 8.50, manufacturer warranty: 90 days,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > pistons, rings piston kits, sku: 8705205150718502,

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1 offer $399.97 USD
  • Offer #1: $399.97 price + $0.00 shipping estimate = $399.97* total. The item up for sale is a band new 10. Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit.FREE SHIPPING

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