Molnar Technologies LS Crankshaft | LS Stroker Cranks

Molnar Technologies

We offer a wide range of top quality 4340 forged steel Molnar LS crankshaft models to choose from. The LS stroker crank models listed here are for  most LS engines not just the LS1. We have LS stroker cranks with your choice of reluctor ring tooth counts to match most engine combinations.We have LS crank models with either a 24 tooth or 58 tooth reluctor rings. The crankshafts are shipped with the reluctor ring installed.

The special LS7 crankshaft models include a longer snout to work properly with the OEM Chevy dry sump oiling system used on the LS7 and LS9 engines.

Molnar Technologies superior LS crankshafts are extremely strong, precision machined high performance parts and can be used in everything from a high performance street car to an all out racing vehicle. These cranks are often selected for use in not only normally aspirated engines but also big nitrous, supercharged, turbocharged and even twin turbocharged LS engines.

 

molnar LS crankshaft

 

We have LS stock stroke and LS stroker cranks for the following Chevy and GM LS engine models:

  • LS1
  • LS2
  • LS3
  • LS6
  • LS7
  • LS9
  • LSX

Check out the many premium features included with each Molnar LS crankshaft and order today to get started on your next engine project.

Forged Steel Molnar LS Crankshaft Features

  • 4340 forged premium steel construction
  • Nitrided main and rod journal surfaces for superior wear resistance
  • Multi stage heat treatment
  • Precision machined to extremely tight tolerances
  • Material properties are monitored closely to insure optimum performance
  • Counterweight placement designed for improved crankshaft performance
  • .125" radius on both the connecting rod and main journals for increased strength
  • Precision ground and micro-polished journals
  • Chamfered oil holes for improved oiling
  • Indexed for correct stroke

4340 Forged Steel Molnar LS1 LS2 LS3 LS6 LS7 and LS9 Crankshaft Specs

  • Stroke Crankshaft stroke length
  • Notes Additional information about specific applications
  • Pin Crank rod pin / rod journal diameter
  • Main Main journal size
  • Min Rod Recommended minimum rod length
  • Bob Approximate bob weight

Molnar LS Crankshaft Specifications and Price

Stroke Notes Pin Main Min
Rod
Bob Part # and Price
3.622 GM LS Stock stroke crankshaft 3.622 with 24 tooth ring 2.100 LS 6.100 1800 346-3622LB6F-610 24

$1003.88 $867.05
3.622 GM LS Stock stroke crankshaft 3.622 with 58 tooth ring 2.100 LS 6.100 1800 346-3622LB6F-610 58

$1003.88 $867.05
3.900 3.900" Stroke GM LS Series Crank
with 24 tooth ring
2.100 LS 6.125 1800

346-3900LB6F-610-24

$1003.88 $867.05
3.900 3.900" Stroke GM LS Series Crank
with 58 tooth ring
2.100 LS 6.125 1800

346-3900LB6F-610-58

$1003.88 $867.05
4.000 GM LS Series 4.000" Stroker Crank
with 24 tooth ring
2.100 LS 6.100 1800 346-4000LB6F-610 24

$1003.88 $867.05
4.000 GM LS Series 4.000" Stroker Crank
with 58 tooth ring
2.100 LS 6.100 1800 346-4000LB6F-610 58

$1003.88 $867.05
4.125 GM LS 4.125 Stroker Crank
with 24 tooth ring
2.100 LS 6.100 1800 346-4125LB6F-610 24

$1003.88 $867.05
4.125 GM LS 4.125 Stroker Crank
with 58 tooth ring
2.100 LS 6.100 1800 346-4125LB6F-610 58

$1003.88 $867.05
4.250 4.250 Stroke GM LS Series Crank
with 24 tooth ring
2.100 LS 6.125 1800

346-4250LB6F-610 24

$1003.88 $867.05
4.250 4.250 Stroke GM LS Series Crank
with 58 tooth ring
2.100 LS 6.125 1800

346-4250LB6F-610 58

$1003.88 $867.05

Chevrolet LS9 and LS7 Crankshaft with Long Dry Sump Snout

4.000 GM LS7, LS9 Crankshaft 4.000" Stroker crank, with dry sump snout and 58 tooth ring 2.100 LS 6.100 1800 346-4000LB6F-LS7

$1151.12 $994.22
4.100 GM LS7, LS9 Crank 4.100" Stroker crankshaft with dry sump snout and 58 tooth ring 2.100 LS 6.100 1800 346-4100LB6F-LS7

$1151.12 $994.22

 

Molnar LS rods

Check out our selection of matching Molnar LS rods and get a set of  connecting rods that will be the perfect match for your new crankshaft. In addition to the standard series H beam rods we also have the Molnar LS Power Adder and LS Power Adder Plus rods available for extreme high horsepower engines.

If you do not find the Molnar LS crankshaft you need, please contact us for assistance. New models are constantly in development so we may have cranks available that have not been added to this site yet.

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