Delkron Big Bore Engine Case

  • Part #: 148825
  • Manufacturer Part #: D1026
This item is no longer available
148825
No Hassle Returns

Overview of Delkron Big Bore Engine Case

  • Manufactured to exact tolerances
  • Engine cases feature 356 T-6 permanent mold casings
  • Corner radius maintained throughout eliminating stress areas found in unequal cooling after casting
  • Pre heated right and left case inserts with larger radiused ears removes vapor pockets and allows for superior aluminum flow, and iron to aluminum adhesion to eliminate possible insert movement
  • Extra rib on the left front motor mount prevents motor mount breakage and adds rigidity to the case
  • Top case bolt relocation upward and away from case center-line to allow larger cylinder bores without boring into the bolt
  • CNC controlled 4th axis allows perfect positioning for motor mounts, lifter blocks, cylinder spigots, oil pump etc
  • Solid dowel locating pins insure perfect alignment of case halves when assembled
  • 5.1 x 5.2 front and 5.0 x 5.5 rear cylinder deck for increased rigidity between upper and lower end
  • Blind case bolt holes and barrel studs holes eliminates thin areas where holes would normally intersect
  • Alternator stator plug located .300 in. outward eliminates thin areas at left case race
  • Nylon set screw holds plug
  • Rerouted oil passages eliminate weak areas between lifter blocks and cylinders
  • Standard fasteners throughout for easy replacement
  • Permanent mold castings beat the competition with superior strength, closer tolerances, better aluminum to insert adhesion
  • Gray cast-iron inserts with 1/2 in. wall sections
  • Timken bearings, cylinder studs installed
  • Pinion race-installed and line-lapped to standard size
  • 3 5/8 in. i.d. cylinders fit Big Bore models
  • All cases come with an MSO (Manufacturers Statement of Origin)
  • Made in the U.S.A.


Included Items:
1. (1) Engine case

Specs

Specs for Delkron Big Bore Engine Case

Fitment for Delkron Big Bore Engine Case

Part 148825 fits the following machines

See if this part fits your ride

Harley-Davidson
1984 Harley-Davidson Disc Glide - FXRDG
1991 Harley-Davidson Dyna Sturgis - FXDB
1987 Harley-Davidson Electra Glide - FLHT
1986 Harley-Davidson Electra Glide - FLHT
1985 Harley-Davidson Electra Glide - FLHT
1991 Harley-Davidson Electra Glide Classic - FLHTC
1990 Harley-Davidson Electra Glide Classic - FLHTC
1989 Harley-Davidson Electra Glide Classic - FLHTC
1988 Harley-Davidson Electra Glide Classic - FLHTC
1987 Harley-Davidson Electra Glide Classic - FLHTC
1986 Harley-Davidson Electra Glide Classic - FLHTC
1991 Harley-Davidson Electra Glide Sport - FLHS
1990 Harley-Davidson Electra Glide Sport - FLHS
1989 Harley-Davidson Electra Glide Sport - FLHS
1988 Harley-Davidson Electra Glide Sport - FLHS
1987 Harley-Davidson Electra Glide Sport - FLHS
1991 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
1990 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
1989 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
1990 Harley-Davidson Heritage Softail - FLST
1989 Harley-Davidson Heritage Softail - FLST
1988 Harley-Davidson Heritage Softail - FLST
1987 Harley-Davidson Heritage Softail - FLST
1986 Harley-Davidson Heritage Softail - FLST
1991 Harley-Davidson Heritage Softail Classic - FLSTC
1990 Harley-Davidson Heritage Softail Classic - FLSTC
1989 Harley-Davidson Heritage Softail Classic - FLSTC
1988 Harley-Davidson Heritage Softail Classic - FLSTC
1985 Harley-Davidson Low Glide - FXRS
1984 Harley-Davidson Low Glide - FXRS
1985 Harley-Davidson Low Glide Custom - FXRC
1985 Harley-Davidson Low Rider - FXSB
1987 Harley-Davidson Low Rider Chrome - FXRC
1991 Harley-Davidson Low Rider Convertible - FXRS-CONV
1990 Harley-Davidson Low Rider Convertible - FXRS-CONV
1991 Harley-Davidson Low Rider Custom - FXLR
1990 Harley-Davidson Low Rider Custom - FXLR
1989 Harley-Davidson Low Rider Custom - FXLR
1988 Harley-Davidson Low Rider Custom - FXLR
1987 Harley-Davidson Low Rider Custom - FXLR
1991 Harley-Davidson Low Rider Sport - FXRS-SP
1990 Harley-Davidson Low Rider Sport - FXRS-SP
1989 Harley-Davidson Low Rider Sport - FXRS-SP
1988 Harley-Davidson Low Rider Sport - FXRS-SP
1987 Harley-Davidson Low Rider Sport - FXRS-SP
1986 Harley-Davidson Low Rider Sport - FXRS-SP
1990 Harley-Davidson Softail - FXST
1989 Harley-Davidson Softail - FXST
1988 Harley-Davidson Softail - FXST
1987 Harley-Davidson Softail - FXST
1986 Harley-Davidson Softail - FXST
1991 Harley-Davidson Softail Custom - FXSTC
1990 Harley-Davidson Softail Custom - FXSTC
1989 Harley-Davidson Softail Custom - FXSTC
1988 Harley-Davidson Softail Custom - FXSTC
1987 Harley-Davidson Softail Custom - FXSTC
1986 Harley-Davidson Softail Custom - FXSTC
1991 Harley-Davidson Softail Fat Boy - FLSTF
1990 Harley-Davidson Softail Fat Boy - FLSTF
1991 Harley-Davidson Softail Springer - FXSTS
1990 Harley-Davidson Softail Springer - FXSTS
1989 Harley-Davidson Softail Springer - FXSTS
1988 Harley-Davidson Softail Springer - FXSTS
1984 Harley-Davidson Sport Glide - FXRT
1986 Harley-Davidson Sport Glide Grand Touring - FXRD
1991 Harley-Davidson Super Glide - FXR
1990 Harley-Davidson Super Glide - FXR
1989 Harley-Davidson Super Glide - FXR
1988 Harley-Davidson Super Glide - FXR
1987 Harley-Davidson Super Glide - FXR
1986 Harley-Davidson Super Glide - FXR
1985 Harley-Davidson Super Glide Fat Bob - FXEF
1991 Harley-Davidson Tour Glide Classic - FLTC
1990 Harley-Davidson Tour Glide Classic - FLTC
1991 Harley-Davidson Tour Glide Ultra Classic - FLTCU
1990 Harley-Davidson Tour Glide Ultra Classic - FLTCU
1989 Harley-Davidson Tour Glide Ultra Classic - FLTCU
1986 Harley-Davidson Wide Glide - FXWG
1985 Harley-Davidson Wide Glide - FXWG

Reviews for Delkron Big Bore Engine Case

out of 1 reviews.

1 out of 1 (100%) customers would recommend this to a friend.

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Bossome!!!

March 21, 2011

These things look like they came out of a tank. Very thick material, well made, good machine work. For the price, Delkron's BP cases cannot be beat.

I would recommend this item to a friend.
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Instructions and Media for Delkron Big Bore Engine Case

Instructions - PDF Instructions - PDF Instructional PDF