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Crankshafts Catalog

Cosworth 79mm 2.5L Crankshaft (04+ STi, 06+ WRX)
Cosworth 79mm 2.5L Crankshaft (04+ STi, 06+ WRX)

Increased engine performance often means increased engine speed and load. Original factory crankshafts may not be able to withstand the added stress resulting in catastrophic engine...


$3,999.00
Cosworth 79mm 2.5L Crankshaft (04+ STi, 06+ WRX)
$3,999.00
Cosworth 81mm 2.5L Crankshaft (04+ STi, 06+ WRX)
Cosworth 81mm 2.5L Crankshaft (04+ STi, 06+ WRX)

Increased engine performance often means increased engine speed and load. Original factory crankshafts may not be able to withstand the added stress resulting in catastrophic engine...


$3,999.00
Cosworth 81mm 2.5L Crankshaft (04+ STi, 06+ WRX)
$3,999.00
K1 Technologies 75mm Billet Crankshaft (02-05 WRX)
K1 Technologies 75mm Billet Crankshaft (02-05 WRX)

Forged and Billet 4340 Steel Crankshafts. Material properties are closely monitored for optimum performance. Counterweight placements designed for improved crankshaft performance. ....


$1,595.00
K1 Technologies 75mm Billet Crankshaft (02-05 WRX)
$1,595.00
K1 Technologies 79mm Billet Crankshaft (04+ STi, 06+ WRX)
K1 Technologies 79mm Billet Crankshaft (04+ STi, 06+ WRX)

Forged and Billet 4340 Steel Crankshafts. Material properties are closely monitored for optimum performance. Counterweight placements designed for improved crankshaft performance. .125"...


$1,595.00
K1 Technologies 79mm Billet Crankshaft (04+ STi, 06+ WRX)
$1,595.00
K1 Technologies 83mm Billet Crankshaft (04+ STi, 06+ WRX)
K1 Technologies 83mm Billet Crankshaft (04+ STi, 06+ WRX)

Forged and Billet 4340 Steel Crankshafts. Material properties are closely monitored for optimum performance. Counterweight placements designed for improved crankshaft performance. .125...


$1,595.00
K1 Technologies 83mm Billet Crankshaft (04+ STi, 06+ WRX)
$1,595.00
Subaru OEM 79mm Crankshaft (04+ STi)
Subaru OEM 79mm Crankshaft (04+ STi)

This is the Subaru OEM crankshaft that came on the 09+ STi's.  This is a new part number, superceeded part numbers include 12200AA400


$375.00
Subaru OEM 79mm Crankshaft (04+ STi)
$375.00