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SMX (PURPLE) Specialty Barry Replacement Vibration Isolator for Mid-Range Marine Diesel Engines

$225.00$875.00

SMX Specialty Vibration Isolator for Cummins 6B 5.9 & other Mid-Range Marine Diesel Engines.

Default configuration is the 70 or 75 Durometer which serves as the exact replacement for the Cummins RED 3/4″ stud (3349230). Other durometers are available, see below for more information.

QSB 5.9 380: 75 or 80 Durometer Pleasure duty with aluminum transmissions

QSB 5.9 420-480: 80 Durometer Light pleasure duty with aluminum transmissions 

QSB 5.9 In heavier commercial applications, with steel case or deep reduction gears consider our Blue Mount or even our Red Mount which would be very heavy duty for this engine. 

A must read before purchasing: Mounting Angle or Plane Diagram

Dealer Pricing Available

  • All (set of 4) engine mounts come with a small tube of Metalube grease for a thorough “Top-to-Bottom” greasing of the stud threads and washer faces
  • Stud Size: 3/4″ x 14 TPI OR 1″ x 14 TPI both Class 2A
Shipping Weight

lbs

Shipping Dimensions N/A
Clear selection

Please enter the exact engine model and horsepower that these vibration isolators will be used on (i.e. Cummins 6BTA 5.9 330HP).

Please enter the exact transmission model (i.e. ZF 280A or MG507) and gear reduction ratio (i.e. 2:1) that these vibration isolators will be used on.

Description

SMX PURPLE Specialty Vibration Isolator — “The Story” 

SMX (PURPLE) Specialty Vibration Isolator BaseThe first truly “tune-able” and fully “rebuildable” Marine specific engine isolator to meet the needs of modern high speed diesel light weight engines used in marine applications.

These were specifically designed isolators to fit not only many Cummins mid-range engines but all other marine diesel engines in the 100-500 HP class with total engine / transmission weights totaling 2600 lbs or less. From 4 cylinder “shakers” to the smooth, but heavy CAT 3208’s and everything in betw