Manley Platinum Pistons for F8x BMW M2/M3/M4 N55/S55 (647000C-6)
Manley Pistons offers a set of six Platinum pistons designed for the F8X BMW M2, M3, and M4 models with 3.0L N55 or S55 engines with stock bore or +0.5mm over. The “Platinum Series” features high-strength 2618 alloy forgings, advanced cam and barrel skirt profiles, and durable tool steel wrist pins. Included in each set are wrist pins, rings, and round wire locks. Manley pistons are trusted by professional engine builders for their superior performance and longevity. Key features include precise ring lands for better sealing, powerful yet cylinder-friendly profiles, and unique machining processes that ensure optimal squareness.
Vehicle Fitment:
• 2016-2018 F87 BMW M2 Coupe
(N55 3.0L Single Turbo Engine)
• 2015-2018 F80 BMW M3 Sedan
• 2015-2020 F82 BMW M4 Coupe
• 2015-2020 F83 BMW M4 Coupe Convertible
• 2019-2021 F87 BMW M2 Coupe Competition/CS (aka M2C M2CS)
(S55 3.0L Twin Turbo Engine)
Piston Specs:
| Part Number: | 647000C-6 | 647000CE-6 | 647005C-6 | 647005CE-6 |
| Bore Diameter: | 84.0mm (Standard Bore) | 84.0mm (Standard Bore) | 84.5mm (+0.5mm Over) | 84.5mm (+0.5mm Over) |
| Compression Height: | 1.276 IN | 1.276 IN | 1.276 IN | 1.276 IN |
| Piston Volume: | -10.50 CC | -10.50 CC | -10.50 CC | -10.50 CC |
| Stroke: | 89.60mm | 89.60mm | 89.60mm | 89.60mm |
| Piston Series: | Standard | Extreme Duty | Standard | Extreme Duty |
| Piston Volume: | -10.50 CC | -10.50 CC | -10.50 CC | -10.50 CC |
| Compression Ratio: | 10.20:1 CC | 10.20:1 CC | 10.20:1 CC | 10.20:1 CC |
| Piston Type: | Dish | Dish | Dish | Dish |
| Weight: | 7.5lbs | 7.5lbs | 7.5lbs | 7.5lbs |
Manley Platinum Series Pistons:
Our distinguished “Platinum Series” pistons are crafted from 2618 alloy forgings and incorporate proven cam and barrel skirt profiles, along with tool steel wrist pins and optional moly skirt coatings on select models. Professionals in engine building and tuning trust Manley pistons for their exceptional performance and durability.
2618 Alloy Forgings: We utilize high-quality domestic 2618 alloy forgings to guarantee excellent strength and performance.
Chrome Moly Wrist Pins: Our Standard Series Pistons include premium Chrome Moly wrist pins as standard. For select SKUs, we offer upgrades to 9310 and Turbo Tuff/DLC alloys for enhanced durability.
Exacting Ring Lands and Grooves: We maintain strict standards for piston ring lands and grooves, resulting in improved ring seal and increased power.
Cam and Barrel Profiles: Our pistons are designed with cam and barrel (skirt) profiles that provide significant power while protecting cylinder walls.
Unique Fixturing: Manley’s specialized fixturing enables simultaneous skirt turning and ring groove machining, ensuring precise alignment between the ring groove and skirt.
Includes:
(6) Pistons
(6) Piston Ring Sets
(6) Wrist Pins
(6) Spiral Locks
Images:
Pistons will vary by application. Images are for reference.
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