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Engine, 625cc Vegas Carts Big Block Engine, 625cc Vegas Carts Big Block

23HP 625cc Golf Cart Performance Engine

These engines are custom made to our specifications and are the only 625cc Single Cylinder Golf Cart engine available for purchase in the United States. They are the result of 2 years in development with the goal of making the ULTIMATE golf cart engine. The have incredible torque and power, are 35-50% lighter and more compact than a V-Twin, and fit in an Un-lifted cart!

  • Pressurized Lubrication w/Oil Filter
  • EPA & CARB Emissions Compliant
  • Heavy Duty Shaft Rockers for a stable Valvetrain
  • Removable Electronic Governor (4000rpm)
  • Insanely Heavy Duty Shrouded Crankcase to minimize Valvetrain noise
  • 96mm Bore x 86.5mm Stroke
  • 38ft-lbs of Torque @ 2200rpm!
  • Low Profile (Doesn't Require a Lift Kit)
  • 12-Amp Internal Charging Stator w/Regulator
  • Heavy Duty Starter
  • Lightweight Flat-Top Piston (9:1 Compression)
  • Balanced Rotating Assembly minimizes Vibrations
  • 24mm Tuned 3-Circuit Carburetor
  • 2-Years of Research & Development

Our Price: $895.00
500cc Big Block Racing Engine, Shortblock, No Cam 500cc Big Block Racing Engine, Shortblock, No Cam

Bullfrog Performance Products is the first in the industry to offer a 500cc big block racing engine package. We are always innovating new engine packages to the small engine performance enthusiast. Our 500cc shortblock is custom built and comes with the following high quality components:

  • Bullfrog Performance Products custom Big Bore tall deck cylinder block for stroker crank applications
  • Bullfrog Performance Products custom forged piston and low drag ring kit
  • Head Dowels
  • Side Cover 10-Bolt
  • ARP side cover bolt kit
  • Solid side cover dowel pins
  • Dipstick and oil fill cap
  • Crankshaft oil seals made from Viton material for higher operating temperatures
  • Roller main bearings
  • Custom stroker crankshaft
  • Balanced crankshaft assembly
  • Bullfrog Performance Products billet connecting rod kit
  • ARP rod bolts
  • Babbit Rod Bearings
This engine package does not include a camshaft or lifter set. We have many cam grinds available so just email us on what you are looking for or put a note at checkout on what cam you are looking for. We will then send a separate invoice for the cam and lifter kit.

List Price: $1,834.25
Our Price: $1,595.00
Sale Price: $1,435.50
Savings: $398.75
500cc Big Block Racing Engine, Longblock, No Cam 500cc Big Block Racing Engine, Longblock, No Cam

Bullfrog Performance Products is the first in the industry to offer a 500cc big block racing engine package. We are always innovating and bringing new engine packages to the small engine performance enthusiast. Our 500cc longblock is custom built and comes with the following high quality components:

  • Bullfrog Performance Products custom Big Bore tall deck cylinder block for stroker crank applications
  • Bullfrog Performance Products custom forged piston and low drag ring kit
  • Head Dowels
  • Side Cover 10-Bolt
  • ARP side cover bolt kit
  • Solid side cover dowel pins
  • Dipstick and oil fill cap
  • Cranksaft oil seals made from Viton material for higher operating temperatures
  • Roller main bearings
  • Custom stroker crankshaft
  • Bullfrog Performance Products billet connecting rod kit
  • ARP rod bolts
  • Babbit Rod Bearings
  • Victor Reinz big bore fire ring style head gasket
  • Bullfrog Performance Products custom head package
    • GX390 aftermarket cylinder head
    • Big valve package
    • Custom multi-angle valve job
    • Ported, polished and flow tested head
    • Dual valve spring package
    • Billet valve spring retainer kit
    • Chrome moly pushrod kit
    • Roller rocker arm package
    • ARP head bolt kit
This engine package does not include a camshaft or lifter set. We have many cam grinds available so just email us on what you are looking for or put a note at checkout on what cam you are looking for. We will then send a separate invoice for the cam and lifter kit.

List Price: $2,869.25
Our Price: $2,495.00
Sale Price: $2,245.50
Savings: $623.75
Bullfrog 850cc Swamp Boat Engine Bullfrog 850cc Swamp Boat Engine

Bullfrog Performance Products 850cc V-Twin engine is a perfect upgrade for your  mud motor.  Our 850cc swamp boat engines are machined, blueprinted, and assembled here in the United States by our expert engine builders.  This engine is a governed system to you don't have to continually alter the throttle lever when the load varies.  The rpm range of this engine package is 1200 rpm to 5000 rpm.  To get our engines to be dependable at higher engine rpm's is our custom billet connecting rods and babbit bearing setup the first in the industry!  Our billet connecting rods are longer than stock and include ARP rod bolts.

Our Price: $2,795.00
570cc Big Block Racing Engine, Shortblock, No Cam 570cc Big Block Racing Engine, Shortblock, No Cam

Bullfrog Performance Products is the first in the industry to offer a 570cc big block racing engine package. We are always innovating new engine packages to the small engine performance enthusiast. Our 570cc shortblock is custom built and comes with the following high quality components:

  • Bullfrog Performance Products custom Big Bore tall deck cylinder block for stroker crank applications
  • Bullfrog Performance Products custom forged piston and low drag ring kit
  • Head Dowels
  • Side Cover 10-Bolt
  • ARP side cover bolt kit
  • Solid side cover dowel pins
  • Dipstick and oil fill cap
  • Crankshaft oil seals made from Viton material for higher operating temperatures
  • Roller main bearings
  • Custom stroker crankshaft
  • Balanced crankshaft assembly
  • Bullfrog Performance Products billet connecting rod kit
  • ARP rod bolts
  • Babbit Rod Bearings
This engine package does not include a camshaft or lifter set. We have many cam grinds available so just email us on what you are looking for or put a note at checkout on what cam you are looking for. We will then send a separate invoice for the cam and lifter kit.

List Price: $3,024.00
Our Price: $2,895.00
Savings: $129.00
570cc Big Block Racing Engine, Longblock, No Cam 570cc Big Block Racing Engine, Longblock, No Cam

Bullfrog Performance Products is the first in the industry to offer a 570cc big block racing engine package. We are always innovating and bringing new engine packages to the small engine performance enthusiast. Our 570cc longblock is custom built and comes with the following high quality components:

  • Bullfrog Performance Products custom Big Bore tall deck cylinder block for stroker crank applications
  • Bullfrog Performance Products custom forged piston and low drag ring kit
  • Head Dowels
  • Side Cover 10-Bolt
  • ARP side cover bolt kit
  • Solid side cover dowel pins
  • Dipstick and oil fill cap
  • Cranksaft oil seals made from Viton material for higher operating temperatures
  • Roller main bearings
  • Custom stroker crankshaft
  • Bullfrog Performance Products billet connecting rod kit
  • ARP rod bolts
  • Babbit Rod Bearings
  • Victor Reinz big bore fire ring style head gasket
  • Bullfrog Performance Products custom head package
    • GX390 aftermarket cylinder head
    • Big valve package
    • Custom multi-angle valve job
    • Ported, polished and flow tested head
    • Dual valve spring package
    • Billet valve spring retainer kit
    • Chrome moly pushrod kit
    • Roller rocker arm package
    • ARP head bolt kit
This engine package does not include a camshaft or lifter set. We have many cam grinds available so just email us on what you are looking for or put a note at checkout on what cam you are looking for. We will then send a separate invoice for the cam and lifter kit.

List Price: $3,870.00
Our Price: $3,295.00
Savings: $575.00