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 failure. Additionally, factory Subaru crankshaft rod journals are lubricated from only one main oil feed. Cosworth billet crankshafts feature full-flow oiling whereby each rod journal is lubricated from two main sources. This provides superior lubrication during sustained high rpm use preventing rod bearing...
20003607 Cosworth 92.5mm Performance Piston Ring Set for Stroker Pistons Subaru WRX 2.0L EJ20 02-05 List Price: $121.00 Our Price:$115.00 You Save:$6.00
Cosworth 92.5mm Performance Piston Ring Set For Cosworth Pistons Subaru WRX 2.0L EJ20 02-05
High performance piston ring set for Cosworth pistons.
Bore size: 92.5mm
(Use with Stroker pistons 20002491/ 20003687)...
20005161 Cosworth 92.5mm Performance Piston Ring Set Subaru WRX 2.0L EJ20 02-05 List Price: $121.00 Our Price:$115.00 You Save:$6.00
Cosworth 92.5mm Performance Piston Ring Set for Cosworth Pistons Subaru WRX 2.0L EJ20 02-05
High performance piston ring set for Cosworth pistons.
Bore size: 92.5mm...
20003605 Cosworth 92mm Performance Piston Ring Set for Stroker Pistons Subaru WRX 2.0L EJ20 02-05 List Price: $121.00 Our Price:$115.00 You Save:$6.00
Cosworth 92mm Performance Piston Ring Set For Cosworth Pistons Subaru WRX 2.0L EJ20 02-05
High performance piston ring set for Cosworth pistons.
Bore size: 92mm
(Use with Stroker pistons 20002489/ 20003685)...
20005160 Cosworth 92mm Performance Piston Ring Set Subaru WRX 2.0L EJ20 02-05 List Price: $121.00 Our Price:$115.00 You Save:$6.00
Cosworth 92mm Performance Piston Ring Set For Cosworth Pistons Subaru WRX 2.0L EJ20 02-05
High performance piston ring set for Cosworth pistons.
Bore size: 92mm...
20001515 Cosworth 99.5mm Performance Piston Ring Set Subaru WRX STI 2.5L EJ25 04+ List Price: $121.00 Our Price:$115.00 You Save:$6.00
Cosworth 99.5mm Performance Piston Ring Set For Cosworth Pistons Subaru WRX STI 2.5L EJ25 04+
High performance piston ring set for Cosworth pistons.
Bore size: 99.5mm...
20001516 Cosworth 99.75mm Performance Piston Ring Set Subaru WRX STI 2.5L EJ25 04+ List Price: $121.00 Our Price:$115.00 You Save:$6.00
Cosworth 99.75mm Performance Piston Ring Set For Cosworth Pistons Subaru WRX STI 2.5L EJ25 04+
High performance piston ring set for Cosworth pistons.
Bore size: 99.75mm...
20004539 Cosworth Air Pump Delete Plate Set Subaru WRX STI EJ25 EJ20 02-08 List Price: $64.00 Our Price:$61.00 You Save:$3.00
Cosworth Air Pump Delete Plate Set Subaru WRX STI EJ25 & EJ20 02-08
For Subaru STI equipped with air pump. For use when deleting the OE air pump system on race and track cars. Includes two, machined from sold aluminum plates, anodized in Cosworth blue with stainless fasteners....
KK3920 Cosworth AVCS Camshaft Set Subaru WRX STI EJ25 EJ20 Euro Spec 02-07 List Price: $1155.00 Our Price:$1098.00 You Save:$57.00
Cosworth AVCS Camshaft Set Subaru WRX STI EJ25 & EJ20 Euro Spec 02-07
Cosworth has been engineering camshafts for nearly 50 years. That coupled with years of innovative multi valve cylinder head design ensures our camshaft designs are the most efficient in providing maximum usable power across the widest power band. Each cam is ground from a new billet and finished using the same procedures we use in our extreme level race engines. Cosworth camshafts are the perfect compliment to our...
