Manley Performance Mitsubishi 4B11 86.5mm Bore Turbo Tuff Piston Set with Rings (Part Number 614305CE-4)

Our signature "Platinum Series" pistons feature 2618 alloy forgings, proven cam and barrel skirt profiles, tool steel wrist pins, and moly skirt coatings on select part numbers. Join the ranks of professional engine builders and tuners who rely on Manley pistons for superior performance and durability. Manley Piston Set, PIST-MITSU 86.5mm/1.313 CD/DOME T/T E/D.

• Chrome Moly Wrist Pins: Premium Chrome Moly wrist pins come standard with our Standard Series Pistons. For select SKUs, we offer wrist pin upgrades to 9310 and Turbo Tuff/DLC alloys, providing additional durability.
• Unique Fixturing: Manley's unique fixturing allows for skirt turning and ring groove machining in a single operation, ensuring ultimate ring groove to skirt squareness.
• Exacting Ring Lands and Grooves: We adhere to strict standards for piston ring lands and grooves, resulting in enhanced ring seal and more power.
• Cam and Barrel Profiles: Our pistons boast cam and barrel (skirt) profiles that generate substantial power while being gentle on cylinder walls.
• 2618 Alloy Forgings: We use domestic 2618 alloy forgings, ensuring superior strength and performance.

The Manley Performance Mitsubishi 4B11 86.5mm Bore Turbo Tuff Piston Set is engineered for high-performance applications, offering durability and efficiency for serious tuners and engine builders. Crafted from premium 2618 alloy forgings, these pistons deliver exceptional strength while maintaining lightweight characteristics essential for maximizing power and responsiveness. The precision-designed cam and barrel (skirt) profiles generate substantial power output while minimizing wear on cylinder walls, ensuring longevity and consistent performance. Each piston features meticulously machined ring lands and grooves, adhering to strict standards that promote an optimal ring seal, which translates into improved compression and increased horsepower.
Constructed with premium chrome moly wrist pins as standard, the pistons also offer optional upgrades to 9310 and Turbo Tuff/DLC alloys for enhanced durability under demanding conditions. Unique fixturing technology allows for efficient skirt turning and ring groove machining in a single operation, guaranteeing precise ring to skirt squareness for reliable sealing. These pistons are designed to meet the needs of turbocharged engines, with a dome shape that complements high compression ratios and performance tuning.
Note that these pistons are not CARB approved and require acknowledgment of this status during installation. They are ideal for enthusiasts seeking a robust upgrade to their Mitsubishi 4B11 engine, providing the power and reliability needed for competitive racing or high-performance street driving. The set includes a complete piston assembly with rings and is sold as a single unit, ensuring ease of installation and compatibility with your engine build. Trust Manley Performance’s reputation for quality, innovation, and performance with this advanced piston set designed to elevate your Mitsubishi engine’s capabilities.

Features:

• Made from 2618 alloy forgings for superior strength and durability

• Cam and barrel (skirt) profiles designed for high power output and minimal wear

• Premium chrome moly wrist pins, with optional upgrades to 9310 and Turbo Tuff/DLC alloys

• Unique fixturing technology allows for precise skirt turning and ring groove machining in a single operation

• Exacting standards for ring lands and grooves to enhance ring seal and improve power

Air Freight Prohibited: false
Not Carb Approved: true
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: false
Units Per Sku: 1