Innovative 90640-75A Engine Mount for 02-11 Honda Civic Si/RSX 2.0L K-Series

Vehicle Fitment

• 2002-2011 Honda Civic Si (EP3/FG2/FA5; 2.0 L K-series I4; 5/6-speed manual; FWD)
• 2002-2006 Acura RSX / RSX Type-S (DC5; 2.0 L K-series I4; 5-speed manual; FWD)
• 2006-2011 Acura CSX (base/Type-S; 2.0 L K-series I4; 5-speed manual; FWD)

Fitment Notes

• Front engine mount--sold individually
• Not compatible with automatic transmissions
• 75A bushing rated for 250-400 hp builds--OEM capacity retained

Features

• CNC stress-analyzed steel housing for high-strength rigidity
• No-tear polyurethane bushing minimizes wheel hop and engine movement
• 75A durometer--balanced between street comfort and performance
• Lifetime warranty from Innovative Mounts
• Powder-coat finish resists corrosion
• Cad-Cam designed for precision factory-fit alignment
• Reduces engine torque twist and improves throttle response
• Street-and-track proven--compatible with 250-400 hp K-series builds

Specifications

• Part Number: 90640-75A
• Position: Front engine mount (driver's side)
• Bushing Hardness: 75A polyurethane
• Material: CNC steel; Finish: black powder coat
• Transmission Compatibility: 5/6-speed manual only
• Warranty: Lifetime limited
• Weight: ~3 lb

This Mount Kit Replaces the OEM/Stock parts:
50840-S6M-010 EP3 
50840-S6M-J01 DC5 
50830-SVB-A01 FG2

Included Components

• 1x Innovative Mounts front engine mount assembly
• 1x Polyurethane 75A bushing pre-installed
• 1x Mounting hardware (bolts and bushings)

Product Description

The Innovative Mounts 90640-75A front engine mount is engineered for performance K-series Honda and Acura vehicles, including Civic Si (02-11), RSX (02-06), and CSX (06-11) equipped with 2.0 L manual transmissions. Featuring a CNC steel housing and rigid 75A durometer polyurethane bushing, this mount dramatically reduces engine movement, torque twist, and wheel hop under aggressive acceleration.

Designed using CAD/CAM stress analysis, the mount bolts in using OEM locations with no drilling or modifications. The 75A bushing provides a firm, responsive feel while maintaining everyday comfort. Ideal for builds between 250-400 hp, this mount enhances throttle response and chassis connection, backed by a lifetime warranty for lasting reliability.