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New long block S&S™ engines - Factory-assembled - Shipped Direct
The Super Sidewinder™ has proven itself over and over again to be the premier engine for custom builders. It has indeed become the de facto standard for street bike powerplants.
S&S Engines

4" Bore Super Sidewinder™ V² style Long Block Motors
CID Comp Bore Stroke Style Part List Price UD Direct
100" 10.1:1 4" 4" Polished 31-9276-UD $7267 $6659
107" 9.6:1 4" 4¼" Polished 31-9277-UD $7267 $6659
113" 10.1:1 4" 4½" Polished 31-9278-UD $7265 $6659
Standard Features
S&S G-Style Carburetor w/ air cleaner; roller rockers; billet oil pump; forged pistons; hydraulic liftrs; chrome billet rocker covers; chrome pushrod covers; chrome cam cover; S&S 562 cam

Want a little more?  Super Sidewinder Plus™ now available! Unlimited Dreams offers your choice of natural, polished or black finish. The Plus series offers stiffer crankcases and cylinders, and larger fins for extra cooling power - and a few other things to make it a cut above the rest!
4.125" Bore Super Sidewinder Plus™ V² style Long Block Motors
CID Comp Bore Stroke Style Part List UD Direct
111" 9.75:1 4.125" 4" Natural 31-9170-UD $6248 $5759
Polished 31-9176-UD $7428 $6799
Black 31-9171-UD $6548 $6034
117" 10.2:1 4.125" 4.375" Natural 31-9172-UD $6588 $6029
Polished 31-9177-UD $7668 $7019
Black 31-9173-UD $6888 $6304
124" 10.8:1 4.125" 4.625" Natural 31-9174-UD $6830 $6250
Polished 31-9178-UD $7910 $7311
Black 31-9175-UD $7130 $6525
Standard Features
Electric compression releases; new high-volume/high-pressure oil pump; 1.50" hollow pressed-in straight crank pin; forged steel 7.668" connecting rods with .927 wrist pin; Twin Cam style piston oiler; chrome rocker boxes; S&S G-Style Carburetor w/ air cleaner

$100 flat shipping on all items via UPS Ground (Continental US).
Product should normally be received within 10 days of funds clearing.
Orders outside of the contiguous US? Contact us for shipping prices.
Payment Methods:
  • Money Order, Certified Check via US Mail
  • MasterCard or Visa via Phone
  • PayPal
Contact us for more information
S&S - Top of the Line

Girls of UD



Good God, period.

Are we smiling yet?

Did you even BOTHER to look at the bikes?

And I thought our BIKES had curves!


Make your dreams come true with Unlimited Dreams!  
Unlimited Dreams620 Old Roberts Road
Benson, NC 27504
Last Modified: 5/13/2005
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