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RevTech 125″ Engine

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Product may vary from photo(s).

Everyday Low Price: $5,699.99

Gold Club Price: What's This? The Gold Club is our premier membership program. For most items members receive 10% off every day, plus exclusive sales and benefits just for members. More Info $5,129.99

J&P Part: 420-359

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Description

RevTech 125″ Engine

• BIG INCH MUSCLE!

• Cast from 356-T6 aluminum with wall thickness optimized for maximum strength

• Blind case bolts for cleaner appearance

• Smooth crankcase deck to cylinder base profile for cleaner appearance

• 7/16″ threaded cylinder studs proven in drag racing applications

• Flywheels forged from 4140

• Pinion and sprocket shaft are pressed in and keyed from 8620 gear material ground and hardened

• Connecting rods forged from 4340 chromoly steel - the strongest material available for these applications

• Larger straight 1-1/2″ diameter pressed-in crankpin using 8620 gear material

• Same reliable Evolution style oil system with the addition of internal piston oilers for better heat dissipation

• 3:1 ratio oil pump drive gears and high volume oil pump enable significantly increased lubrication and cooling

• 4.250″ -bore with 4.0410″ -stroke for ideal high torque/high horsepower output

• More fin edges for better appearance

• Forged JE slipper-skirt pistons

• New RevTech roller rockers

• New compression releases for easy starting

• New “D”-shaped intake ports and manifold

• Mikuni HSR 45 from Mikuni American Corp.

• Intake manifold matched to heads for ideal flow efficiency

• Low profile air cleaner design for high performance while providing improved rider comfort

• Self contained solid-state ignition from Daytona Twin Tec

• Andrews EV72 .560″ lift cam for great performance and easy starting

Important Product Notes

Product Specs

Finish: Polished

Sold in Units: Each

Fitment

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Click (+) to view all compatible models

Harley-Davidson® Models

Dyna Low Rider Convertible FXDS-CONV : 1994–1998
Dyna Low Rider FXDL : 1993–1998
Dyna Super Glide Custom FXDC : 1992
Dyna Super Glide FXD : 1995–1998
Dyna Super Glide Sturgis FXDB-S : 1991
Dyna Wide Glide FXDWG : 1993–1998
Softail Bad Boy FXSTSB : 1995–1997
Softail Custom FXSTC : 1986–1998
Softail Fat Boy FLSTF : 1990–1999
Softail Heritage Classic FLSTC : 1987–1999
Softail Heritage FLST : 1986–1990
Softail Heritage Springer FLSTS : 1997–1999
Softail Night Train FXSTB : 1999
Softail Nostalgia FLSTN : 1993–1996
Softail Springer FXSTS : 1988–1999
Softail Standard FXST : 1984–1990, 1999
Super Glide Custom FXRC : 1985
Super Glide Disc Glide FXRDG : 1984
Super Glide FXR : 1986–1994
Super Glide FXR2 : 1999
Super Glide FXR3 : 1999
Super Glide Grand Touring FXRD : 1986
Super Glide II FXR : 1984–1985
Super Glide Low Rider Anniversary FXRS : 1988
Super Glide Low Rider Convertible FXRS-CONV : 1989–1993
Super Glide Low Rider Custom Anniversary FXLR : 1987
Super Glide Low Rider Custom FXLR : 1987–1994
Super Glide Low Rider FXRS : 1984–1991
Super Glide Low Rider Sport FXRS-SP : 1987–1993
Super Glide Police FXRP : 1984–1994
Super Glide Sport Glide FXRT : 1984–1992
Touring Electra Glide Classic Anniversary FLHTC : 1988
Touring Electra Glide Classic EFI FLHTCI : 1996–1998
Touring Electra Glide Classic FLHTC : 1984–1998
Touring Electra Glide Sport FLHS : 1987–1993
Touring Electra Glide Standard FLHT : 1986, 1995–1998
Touring Electra Glide Ultra Classic EFI FLHTCUI : 1995–1998
Touring Electra Glide Ultra Classic FLHTCU : 1989–1998
Touring Road Glide EFI FLTRI : 1998
Touring Road Glide FLTR : 1998
Touring Road King Classic EFI FLHRCI : 1998
Touring Road King EFI FLHRI : 1996–1998
Touring Road King FLHR : 1994–1998
Touring Tour Glide Classic Anniversary FLTC : 1988
Touring Tour Glide Classic FLTC : 1984–1992
Touring Tour Glide Ultra Classic EFI FLTCUI : 1996
Touring Tour Glide Ultra Classic FLTCU : 1989–1995

Shipping Note

Due to safety regulations, this item can only be shipped via UPS Ground within the contiguous U.S. It cannot be shipped using any of our Worldwide shipping options. An additional shipping charge of $125.00 will be applied for shipments within the contiguous U.S. Shipping charges outside the contiguous U.S. are calculated by weight and dimension during checkout.

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