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Manley Performance Manley BMW N55/S55 37cc Platinum Series Dish Piston Set - 84.5mm Bore
Manley Performance Manley BMW N55/S55 37cc Platinum Series Dish Piston Set - 84.5mm Bore
Manley Performance Manley BMW N55/S55 37cc Platinum Series Dish Piston Set - 84.5mm Bore
Manley Performance Manley BMW N55/S55 37cc Platinum Series Dish Piston Set - 84.5mm Bore
Manley Performance Manley BMW N55/S55 37cc Platinum Series Dish Piston Set - 84.5mm Bore
Manley Performance Manley BMW N55/S55 37cc Platinum Series Dish Piston Set - 84.5mm Bore
Manley Performance Manley BMW N55/S55 37cc Platinum Series Dish Piston Set - 84.5mm Bore
Manley Performance Manley BMW N55/S55 37cc Platinum Series Dish Piston Set - 84.5mm Bore
Manley Performance Manley BMW N55/S55 37cc Platinum Series Dish Piston Set - 84.5mm Bore
Manley Performance Manley BMW N55/S55 37cc Platinum Series Dish Piston Set - 84.5mm Bore
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Manley BMW N55/S55 37cc Platinum Series Dish Piston Set - 84.5mm Bore

MAN647005C-6
807298117911
Piston Sets - Forged - 6cyl
2 Units In Stock - Ships Next Business Day
$ 1,208.45 $ 1,111.78
$ 1,111.78

SKU: 647005C-6 | UPC: 807298117911

Manley BMW N55/S55 37cc Platinum Series Dish Piston Set - 84.5mm Bore (2011-2021)

Manley Platinum Series pistons deliver forged strength for BMW N55 and S55 turbo engines in 2011-2021 models like 335i M3 and M4. This 6-piston set with 84.5mm bore and 37cc dish volume supports high boost levels and larger turbos while maintaining reliability. Includes rings pins and locks for complete assembly.

Key Features

  • 2618 Alloy Forgings: High tensile strength handles extreme cylinder pressures in turbocharged applications
  • Proven Cam and Skirt Profiles: Optimized design reduces friction improves ring seal and extends engine life
  • Tool Steel Wrist Pins: Hardened pins resist wear under high RPM and load conditions
  • Moly Skirt Coatings: Provides lubrication reduces scuffing for smoother operation
  • Accumulator Groove: Controls combustion pressure to prevent top ring flutter and blow-by

Product Notes

  • Machine block to 84.5mm bore for proper clearance
  • Compression height 30mm rod length 136.8mm stroke 90mm
  • Ships as complete set weight 478g per piston

Installation Notes

  • Professional installation recommended.
  • Bore and hone cylinders to match 84.5mm specification
  • Compatible with stock connecting rods and bearings

This Part Fits

Year Make Model Submodel
2011-2013 BMW 1 Series 135i
2011-2015 BMW 3 Series 335i 335i xDrive 335is
2014-2016 BMW 4 Series 435i 435i xDrive
2015-2020 BMW 3 Series M3
2015-2021 BMW 4 Series M4 Coupe Convertible
2011-2016 BMW Z4 sDrive35i

Why Choose Manley?

  • Engine builders trust Manley for race-proven components
  • Exact tolerances ensure consistent performance
  • Advanced coatings and designs support boosted power gains

Frequently Asked Questions

  • Q: Which BMW engines and models fit this piston set?
    A: Designed for N55 and S55 3.0L turbo engines in 2011-2021 BMW 135i 335i 435i M3 M4 Z4 and similar models verify bore size
  • Q: What material and coatings are used?
    A: Forged from 2618 aluminum alloy with moly skirt coating tool steel pins and accumulator groove for durability
  • Q: Does the set include rings and pins warranty details?
    A: Yes complete set with rings pins and spiro locks Manley offers limited warranty against manufacturing defects

Shipping & Handling

  • Method: UPS Ground
  • Availability: In stock - ships same or next business day
  • Packaging: Secure box 12 x 12 x 6 inches
  • Weight: 6.3 lbs

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