New Pump Assy

Air Compressor Pumps Single Stage 125 PSI

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Price: Originally: $397.15 $269.00

Found under the following brands:

Fini, FNA, Kobalt, Lefoo, Lefoo & WuxiHX, Rockworth, Prime, PERFORMAX

* Note: This product is currently on backorder and is due in our warehouse 11/29/21
  • CFM: 7.41 CFM @ 100 PSI

New pump includes a flywheel, sight glass, breather and air filter (no aftercooler). 

NOTE! This pump has a LEFT-side discharge (per the photo). If your discharge tube connects to the right side of the pump head you can simply remove the head bolts and lift the valve plate assy and head as one piece and flip it 180° so that the discharge is on the right side of the head.

Click Here to see the full technical specifications on this pump.

This item fits the following models

  • B3800 Specs
  • 7.41 cfm @ 100 psi w/ 5 HP motor
  • 3 - 5 HP
  • Min RPM 700 Max RPM 1400
  • Max Pressure 130 psi
  • Flywheel is 13.78" for B3800
  • Bore 2.36
  • Stroke 1.97
  • Belt A-1
  • Weight 24 lbs.
  • 11.02 L x 10.94 W x 12.75 H for B3000 13.00 L x 11.38 W x 13.56 H for B3800
  • Bolt Footprint 7.44" Side to Side 5.62" Front to Back for B3000
  • Oil capacity .56 qts. for B2800 and 1.12 qts. for the B3800