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BB6K K-series Mount Kit 97-01 Prelude


Performance mount kit for K-series engine swap into 97-01 Honda Prelude (BB6).

Performance mount kit for K-series engine swaps into the 97-01 Honda Prelude (BB6). After making some modifications to the engine bay, this mount kit makes swapping the K-series engine into this generation Prelude a bolt-in procedure. The dual height design keeps the cylinder head in the same place to help with intake and exhaust fitment.

The BB6K kit comes in three variations depending on the transmission being used.

  • The BB6K2 mount kit works with the RSX and 02-11 Civic Si manual transmissions.
  • The BB6K4 mount kit works with the 03-07 Accord and 04-08 TSX manual transmissions.
  • The BB6K5 mount kit works with the 08-13 Accord, 09-14 TSX, and 12-15 Civic Si manual transmissions.

Like All Hasport Mount Kits, it?s designed using sophisticated CAD/CAM software. This kit features:

  • Dual height to optimize engine placement for best axle alignment, ground, and hood clearance
  • Designed blending strength and style with a lifetime warranty for worry free use.
  • Four different bushing durometers for applications ranging from daily driver to 8-second drag car.
  • Hasport’s superior customer service.

Hasport also has these products available for this swap.

  • Wiring conversions
  • ECU modifications
  • Axles
  • Swap upgrades and accessories

The kit requires cutting the stock transmission bracket off of the frame rail. Works with both auto and manual chassis. For more information call or email

Weight 25 lbs
Dimensions 12 × 10 × 8 in
Bushing Stiffness

U62A (Street), U70A (Race), U88A (Extreme Race), U94A (Most Extreme Race)

Transmission Compatibility

BB6K2 – RSX/02-11 Civic Si manual, BB6K4 – 03-07 Accord/04-08 TSX manual, BB6K5 – 12-15 Civic Si