Manley Performance man46995-4 - Sport Compact 99.5mm Bore Standard Piston Ring Set

Manley Performance offers a comprehensive range of high-quality piston rings, meticulously engineered to provide a reliable and durable seal. Manley offers Premium Steel Top Rings, Ductile Iron Top Rings with Plasma-Moly Inlay, Napier-Style Second Rings, Total Seal® Gapless® Top Ring Packages, and File Fit Options that cover a wide range of bore sizes and engine applications, ensuring compatibility and optimal performance across various engine builds. Manley Piston Ring-99.5mm 1.2mm,1.2mm,2.0mm.

• Conventional sets feature high performance ductile iron (with plasma moly in-lay) top rings, reverse twist cast iron taper face or Napier style second rings and 3 piece oil rings
• Manley also offers Total Seal® famed Gapless® top ring packages for many of our piston applications
• Premium Steel top ring sets are ideal for high horsepower and forced induction/nitrous applications
• All Premium Steel ring sets and Gapless® top ring sets utilize Napier style second rings standard.
• Manley stocks conventional style piston ring sets and Premium Steel top ring versions

Manley Performance standard piston ring set designed for Sport Compact engine applications with a 99.5mm bore and 1.2mm, 1.2mm, 2.0mm ring dimensions. The set uses Manley’s conventional piston ring configuration for reliable sealing and durable performance across a range of engine builds.

Key features include a high-performance ductile iron top ring with plasma-moly inlay, a reverse-twist cast iron taper-face or Napier-style second ring, and a three-piece oil ring. Manley also offers Premium Steel and Total Seal Gapless top ring options across its piston ring range, while Premium Steel and Gapless sets use Napier-style second rings as standard.

Key Product Specifications & Technical Data

• Brand: Manley Performance
• Part Number: man46995-4
• Product Type: Standard piston ring set
• Bore Size: 99.5mm
• Ring Configuration: 1.2mm, 1.2mm, 2.0mm
• Top Ring: Ductile iron with plasma-moly inlay
• Second Ring: Reverse-twist cast iron taper-face or Napier-style design
• Oil Ring: Three-piece configuration

What's Included in the Box
One Manley Performance standard piston ring set.

Fitment
Fits select 2004–2011 Subaru Impreza applications, including model years 2004, 2005, 2006, 2007, 2008, 2009, 2010, and 2011. Verify application details before ordering.

Features:

• Ductile Iron Top Ring: High-performance top ring construction with a plasma-moly inlay for durable sealing performance.
• Conventional Ring Set: Uses a conventional piston ring configuration for applicable Sport Compact engine builds.
• Napier-Style Second Ring Option: Manley’s ring range includes Napier-style second ring designs for performance-oriented applications.
• Three-Piece Oil Ring: Includes a three-piece oil ring configuration for the standard set.

Fitments:
2004 Subaru Impreza WRX STI
2005 Subaru Impreza WRX STI
2006 Subaru Impreza WRX STI
2007 Subaru Impreza WRX STI
2007 Subaru Impreza WRX STI Limited
2008 Subaru Impreza WRX STI
2009 Subaru Impreza WRX STI
2010 Subaru Impreza WRX STI
2010 Subaru Impreza WRX STI Special Edition
2011 Subaru Impreza WRX STI
2011 Subaru Impreza WRX STI Limited

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