Looking for an LS part and don't see it on the site? Need a rotating assembly, short block kit, or machine work? Our LS team here at Butler is shipping high performance GM/LS engines, kits, and parts all over the world.
Call us at 931-829-2200 today for any LS need.
Balanced Rotating Assemblies and Stroker Kits
We can customize any of our rotating assemblies or engine kits to meet your performance needs. Be assured that every kit we sell is put through the same meticulous "Butler Process" as the engines we build here in-house. Plus we will provide all the needed specs and technical help to you and/or the engine builder of your choice. We work with many top quality engine and machine shops across the country and will be glad to work with yours. Here at Butler our main concern is that you end up with the engine you desire.
Choose Your Brand of New Cranks
Choose Desired Bore Size and Ring Type
Forged Ross Or Diamond Pistons Available in Flat Top, Dish, or Dome
Specify Desired Compression Ratio
Ross or Diamon...
Description: Choose Your Brand of New Cranks
Choose Desired Bore Size and Ring Type
Forged Ross Or Diamond Pistons Available in Flat Top, Dish, or Dome
Specify Desired Compression Ratio
Ross or...More Details »
Item #: BLS-
Condition: New
Please Call for Availability
Butler LS Rotating Assembly, LS1, LS6, 347 ciNew
Choose Your Brand of New Cranks
Choose Desired Bore Size
Forged Ross Pistons Available in Flat Top and Dish
.927 wrist pins included
Bushed/Full Float H or I-beam 6.125" rods
...
Description: Choose Your Brand of New Cranks
Choose Desired Bore Size
Forged Ross Pistons Available in Flat Top and Dish
.927 wrist pins included
Bushed/Full Float H or I-beam 6.125" rods...More Details »
Item #: BLS-
Condition: New
Please Call for Availability
Butler LS Rotating Assembly, LS1, LS6, 383 ciNew
Choose Your Brand of New Cranks
Choose Desired Bore Size
Forged Ross Pistons Available in Flat Top and Dish
.927 wrist pins included
Bushed/Full Float H or I-beam 6.125" rods
...
Description: Choose Your Brand of New Cranks
Choose Desired Bore Size
Forged Ross Pistons Available in Flat Top and Dish
.927 wrist pins included
Bushed/Full Float H or I-beam 6.125" rods...More Details »
Description: Eagle Kit #'s 12900, 12916, 12902, 12918
Forged 4340 Crankshaft
Forged 4340 H-Beam Rods
3.622 Stroke
6.125 Rod Length
Balancing Options Available
24 or 58-Tooth Reluctor
Dish or Flat Top Pistons
7/16 ARP 8740 or 2000 Rod Bolts Available
Description: Eagle Kit #'s 12906, 12922, 12912, 12983
Forged 4340 Crankshaft
Forged 4340 H-Beam Rods
4.000 Stroke
6.125 Rod Length
Balancing Options Available
24 or 58-Tooth Reluctor
Dish or Flat Top Pistons
7/16 ARP 8740 or 2000 Rod Bolts Available
Description: Forged 4340
Pro Series H Beam Rods
4.000 Stroke
6.125 Rod Length
Internal Balance
24 or 58 Tooth Reluctor
Autotec Dish or Flat Top Forged Pistons
Item #: SCA-
Condition: New
Please Call for Availability
Scat Forged Pro Series Rotating Assembly, LS1, LS6, 4.125 Stroke, 3.905 Bore, 395 cu.in.New
Forged 4340
Pro Series H Beam Rods
4.125 Stroke
6.125 Rod Length
Internal Balance
24 or 58 Tooth Reluctor
Autotec Dish or Flat Top Forged Pistons
Description: Forged 4340
Pro Series H Beam Rods
4.125 Stroke
6.125 Rod Length
Internal Balance
24 or 58 Tooth Reluctor
Autotec Dish or Flat Top Forged Pistons
Item #: SCA-
Condition: New
Please Call for Availability
Butler LS Custom Rotating AssemblyNew
Customized Butler LS Rotating Assembly
Choose Bore Size, Stroke, Crank, & Rod
Choose 3.622" to 4.250" LS Stroke
Create a custom package tailored...