Ultima® Flywheels, Crankshafts & Connecting Rods |
Ultima® Crankshafts
Tired of shaking your teeth out on a 100-mile ride? Replace your old crankshaft with an Ultima® professionally balanced crankshaft. Lightweight racing connecting rods and our exclusive balancing system makes these an exceptional value. This is the core of your engine and can make or break your ride quality. These crankshafts use Jims Machining shafts and pins. Both replacement and high performance match balanced pistons kits are available in standard and oversize's for 80", 89", 96", 100" & 113" engines.
Ultima® Connecting Rods
This new connecting rod set has been designed after the racing style H-beam rods long used in many types of racing. These rods are made from 4140H steel making them stronger than most aftermarket rods and by design 10-15% lighter. If your 'e building a stock Big Twin or a performance engine reducing the reciprocating weight will increase horsepower and engine life.
Available for all Big Twins 1941 thru 1999 using 7.44" long rods.
Records 1 to 5 of 7
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4-1/4" Stroke replacement crankshaft.
Part #: 98-554 ---------------- $880.00
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| ULTIMA Crankshaft |
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4.25 Stroke replacement crankshaft. Replacement crankshaft on 1984 thru 1999 Evolution 80" engines and will replace shaker cranks on most 88" and 97" engines using 4-1/4" strokes, and stock length pinon shafts.
Part #: 98-552 ---------------- $675.00
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| ULTIMA Crankshaft |
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4.5 Stroke replacement crankshaft. Replacement crankshaft on 1984 thru 1999 model Evolution 113 CI engines using 4" bore and 1/4" longer pinon shaft. Crank has 7.44" rods and .792" pins.
Part #: 98-553 ---------------- $680.00
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| ULTIMA Crankshaft |
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4.625 Stroke replacement crankshaft. Replaces cranks on 1984 thru 1999 Evolution 96" engines and will replace cranks on most 89" and 106" engines using 4-5/8" strokes, check piston weight for balance factor
Part #: 98-550 ---------------- $675.00
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| ULTIMA Connecting Rod |
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Available for all Big Twins 1941 thru 1999 using 7.44" long rods. 7.44" Rod set - unfinished big end .791 pin bore.
Part #: 98-573 ---------------- $110.00
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