1964-67 A-body (Chevelle, El Camino, GTO, LeMans, 442) 6-speed Kit

SKU: PFGM-30010 Category:

ProFit MAGNUM Installation Kit for 1964-67 Gen 1 GM A-body (Chevelle, El Camino, GTO, LeMans, 442)


Prices start at $4000 for a basic kit with transmission. Call for a custom quote for your application.

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If you don't know what you need, call our technical sales staff at 931-646-4836


Magnum Close Ratio 6-Speed for GM, 700ft-lb constant load rated, unmodified, 26-spline input shaft, 4616 chromoly gears and shafts, one-piece counter shaft, triple cone synchros,

1st 2.66, 2nd 1.78, 3rd 1.30, 4th 1:1, 5th .80 and 6th .63  More Gear Ratios Available

 American Powertrain’s exclusive 2 year warranty and customer first extended hour customer service.

  • Close Ratio version for high performance street and road racing
  • 700 lb-ft. of torque capacity
  • Reasonably light at 135 lbs. dry
  • Multiple shifter locations & dual speedo pickups for unmatched versatility
  • Choice of two different gear ratio sets with unique double overdrive ratios
  • Incredibly short, extremely low-effort shift throws, with crisp, precise engagement
  • Modern OE supercar technology for the ultimate pro-tourers, road-racers, and more.


Kit includes:

  • AP Revolution Shifter Mechanism – Original 4-speed shift position
  • Seamless DOM Driveshaft Assembly – Race Balanced, Solid U-Joints
  • Driveshaft Slip Yoke – Cryogenically hardened steel
  • Transmission Mount – Polyurethane
  • Pilot Bearing – Stainless rollers, grease pre-pak
  • Modular Reverse Light Harness
  • Modular Reverse Lock-out Harness
  • Speedometer Conversion – Mechanical or Electronic
  • Transmission Hump – Tapered and rolled steel
  • Shifter Knob
  • Hardware, Instructions, Warranty 

NOTE: White Lightning shifter upgrade available. Kit compatible with OE cross member.

Optional parts:

  • Crossmember
  • Bell housing
  • Hydramax Hydraulic Clutch system
  • Flywheel and clutch
  • Shifters


Weight: 29 lbs

Dimensions: W4" x H15" x L15"

If you don't know what you need, call our technical sales staff at 931-646-4836