Page 14 - Custom Chrome Catalog

ENGINE, INTAKE & EXHAUST
125”
1

RevTech 125” Engine – 4.250" Bore x 4.410" Stroke Crankcases
Introducing the RevTech 125”! With more power, dynamite looks, and • Cast from 356-T6 aluminum with wall thickness optimized for maximum
greater dependability than ever before, the RevTech 125” offers up-grades strength, Blind case bolts for cleaner appearance
over traditional V-twins that make it truly one of the “best of the best.” • Smooth crankcase deck to cylinder base profile for cleaner appearance,
Starting with a clean slate, our engineers incorporated the best features and 7/16” threaded cylinder studs proven in drag racing applications
technology the market has to offer to create for you a fire-breathing RevTech Flywheels
125” engine. These masterpieces are ASSEMBLED IN THE USA with parts • Flywheels are forged from 4140 Steel
sourced from some of the biggest and best names in the business. We’re
talking about brands like KB Pistons, Dynatek, Andrews, Mikuni American • Connecting rods are forged from 4340 Chromemoly Steel - the strongest
Corp., Timken and many more. material available for this application
• Large 1-1/2”-Diameter Pressed-in Crankpin from 8620 gear material
RevTech is known for it’s extreme attention to detail and it’s evident in this Oiling System
engines special styling, amazing reliability and unreal “seat of the pants” • Reliable Evolution style oil system with the addition of internal piston
torque. And we didn’t stop there! We included increased fin area on the oilers for better heat dissipation
cylinders and heads and state of the art internal piston oilers, creating • Wider 9-tooth pump gears
maximum temperature control and increased engine life. The traditional
breather system with gear has a long proven track record, specially Cylinders
designed ‘D’-shaped intake and manifold ports provide exceptional • 4.250”-bore for ideal high torque/high horsepower output
controlled air flow and the 45mm Mikuni carburetor provides the 125” • More fin area for increased cooling
monster all the fuel it needs. • Machined fin edges for better appearance
Pistons
Earning a position in the RevTech line of engines is no easy task. Only after • Keith Black Forged Slipper Pistons
rigorous testing can an engine take its place among a legacy of motors proven
over two decades of service. Before putting the new 125” into production, we • Moly Coated Skirts
subjected it to durability testing by Optimum Power Technology in Bridgeville, • Pin Diameter 0.927"
PA., where the engine withstood a brutal non-stop 100-hour beating. During Heads
testing varying loads were placed on the engine from a 950 rpm idle up to • New RevTech roller rockers.
5,000 rpm’s for various lengths of time with brief rest periods in between
to cool off and go again. The average duration of each cycle was 33 minutes • More fin area for increased cooling
and this cycle was performed more then 180 times during the 100-hour test • Machined fin edges for better appearance
period. We go to these lengths to ensure that each and every RevTech engine • New compression releases for easy starting
has earned its place among the finest engines available today.
• New “D”-shaped intake ports and manifold
Carburetion
Replaces 84-99 Evolution style engines.
• Mikuni HSR 45 from Mikuni American Corp.
• Intake manifold matched to heads for ideal flow efficiency
Assembled with Pride in the U.S.A. • Low profile air cleaner design for high performance while providing
improved rider comfort
Ignition
• Self contained solid-state ignition
Cam
• Andrews EV72 .560” lift cam for great performance and easy starting
M_RevTech_Engine125_01

680242

680241
125" Engines 680240
680242 Natural aluminum $4,999.99
finish
680241 Black wrinkle finish $5,199.99
680240 Polished finish $5,699.99
M680242

*Prices shown are suggested retail prices only. Actual retail prices are determined by each dealer and may vary.
1.02 All parts are sold each unless otherwise noted. Retail prices may reflect an each quantity. Please see Cautionary Information in back of catalog.