The Boombop Shop
03-07-2009, 08:52 PM
http://www.theboombopshop.com/v/vspfiles/photos/manufacturers/Cosworth.jpg
Long Blocks
CS600/CS600X
2004-2006 Subaru Impreza WRX STI EJ25 USDM (Includes Cosworth KK3766 Camshafts)
P/N:20000161 Includes: Factory STI Forged Crank; 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-US-p/20000161.htm)
P/N:20007705 Includes: Factory STI Forged Crank, 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-US-p/20007705.htm)
P/N:20000162 Includes: Cosworth 79mm Billet Crank, 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-X-US-p/20000162.htm)
P/N:20007709 Includes: Cosworth 79mm Billet Crank, 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-X-US-p/20007709.htm)
P/N:20003488 Includes: Cosworth 81mm Billet Crank, 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-X-US-p/20003488.htm)
P/N:20007711 Includes: Cosworth 81mm Billet Crank, 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-X-US-p/20007711.htm)
2004-2006 Subaru Impreza WRX STI EJ25 JDM/EUDM (Includes Cosworth KK3920 Camshafts)
P/N:SB8008 Includes: Factory STI Forged Crank, 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-X-JP-p/SB8008.htm)
P/N:20007707 Includes: Factory STI Forged Crank, 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-JP-p/20007707.htm)
P/N:20000160 Includes: Cosworth 79mm Billet Crank, 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-X-JP-p/20000160.htm)
P/N:20007708 Includes: Cosworth 79mm Billet Crank, 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-X-JP-p/20007708.htm)
P/N:20003490 Includes: Cosworth 81mm Billet Crank, 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-X-JP-p/20003490.htm)
P/N:20007713 Includes: Cosworth 81mm Billet Crank, 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-X-JP-p/20007713.htm)
2007 Subaru Impreza WRX STI EJ25 (Includes Cosworth KK3766 Camshafts)
P/N:20002504 Includes: Factory STI Forged Crank, 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-07-EJ25-CS600-X-US-p/20002504-1.htm)
P/N:20007706 Includes: Factory STI Forged Crank, 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-07-EJ25-CS600-US-p/20007706.htm)
P/N:20002503 Includes: Cosworth 79mm Billet Crank, 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-07-EJ25-CS600-X-US-p/20002503-1.htm)
P/N:20007710 Includes: Cosworth 79mm Billet Crank, 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-07-EJ25-CS600-X-US-p/20007710.htm)
P/N:20003489 Includes: Cosworth 81mm Billet Crank, 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-07-EJ25-CS600-X-US-p/20003489-1.htm)
P/N:20007712 Includes: Cosworth 81mm Billet Crank, 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-07-EJ25-CS600-X-US-p/20007712-1.htm)
CS600 MAX
Includes Cosworth 81mm Billet Crankshaft, 260,000 PSI Head Studs, 12mm Blueprinted Oil Pump
2004-2006 Subaru Impreza WRX STI EJ25 USDM (Includes Cosworth KK3766 Camshafts)
P/N:20007212 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-Max-2-6L-p/20007212.htm)
P/N:20007215 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-Max-2-6L-p/20007215.htm)
2004-2006 Subaru Impreza WRX STI EJ25 JDM/EUDM (Includes Cosworth KK3920 Camshafts)
P/N:20007211 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-Max-2-6L-p/20007211.htm)
P/N:20007214 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-Max-2-6L-p/20007214.htm)
2007 Subaru Impreza WRX STI EJ25 (Includes Cosworth KK3766 Camshafts)
P/N:20007213 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-07-EJ25-CS600-Max-2-6L-p/20007213.htm)
P/N:20007216 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-07-EJ25-CS600-Max-2-6L-p/20007216.htm)
Bearings, Gaskets, Head Studs
Main Bearings
P/N:20002720 Size 0 (http://www.theboombopshop.com/Cosworth-Main-Bearings-02-08-EJ20-EJ25-p/20002720.htm)
P/N:PR7940 Size 1 (http://www.theboombopshop.com/Cosworth-Main-Bearings-02-08-EJ20-EJ25-p/pr7940.htm)
P/N:SB0006 Size 2 (http://www.theboombopshop.com/Cosworth-Main-Bearings-02-08-EJ20-EJ25-p/sb0006.htm)
Rod Bearings
P/N:20002721 Size 0 (http://www.theboombopshop.com/Cosworth-Rod-Bearings-02-08-EJ20-EJ25-p/20002721.htm)
P/N:PR7889 Size 1 (http://www.theboombopshop.com/Cosworth-Rod-Bearings-02-08-EJ20-EJ25-p/pr7889.htm)
P/N:SB0007 Size 2 (http://www.theboombopshop.com/Cosworth-Rod-Bearings-02-08-EJ20-EJ25-p/sb0007.htm)
Head Gaskets
EJ20
P/N:20000919 0.78mm thickness (http://www.theboombopshop.com/Cosworth-Head-Gasket-02-05-EJ20-p/20000919.htm)
P/N:20000922 1.10mm thickness (http://www.theboombopshop.com/Cosworth-Head-Gasket-02-05-EJ20-p/20000922.htm)
EJ25
P/N:20000913 0.78mm thickness (http://www.theboombopshop.com/Cosworth-Head-Gasket-04-08-EJ25-p/20000913.htm)
P/N:20000913 1.10mm thickness (http://www.theboombopshop.com/Cosworth-Head-Gasket-04-08-EJ25-p/20000916.htm)
P/N:20002145 1.50mm thickness (http://www.theboombopshop.com/Cosworth-Head-Gasket-04-08-EJ25-p/20002145.htm)
Head Studs
P/N:20002440 EJ20/EJ25 260,000 psi tensile strength (30% stronger than ARP) (http://www.theboombopshop.com/Cosworth-Head-Studs-02-08-EJ20-EJ25-p/20002440.htm)
Engine Components
Short Blocks
2004-2008 Subaru Impreza WRX STI EJ25
P/N:SB8005 Includes: Factory STI Forged Crank, 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Short-Block-04-08-EJ25-p/sb8005.htm)
P/N:SB8007 Includes: Cosworth 79mm Billet Crank, 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Short-Block-04-08-EJ25-p/sb8007.htm)
P/N:20007703 Includes: Cosworth 79mm Billet Crank, 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Short-Block-04-08-EJ25-p/20007697.htm)
P/N:20003486 Includes: Cosworth 81mm Billet Crank, 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Short-Block-04-08-EJ25-p/20003486.htm)
P/N:20007703 Includes: Cosworth 81mm Billet Crank, 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Short-Block-04-08-EJ25-p/20007703.htm)
Cylinder Heads
P/N:KK3670 2004-2006 EJ25 WRX STI (http://www.theboombopshop.com/v/vspfiles/photos/KK3671.jpg)
P/N:20001699 2007 EJ25 WRX STI (http://www.theboombopshop.com/v/vspfiles/photos/20001699.jpg)
P/N:20004544 2008+ STI (http://www.theboombopshop.com/Cosworth-Big-Valve-Heads-08-EJ25-p/20004544.htm)
With Camshafts
USDM (with KK3766 Camshafts)
P/N:SB8010 2004-2006 EJ25 WRX STI (http://www.theboombopshop.com/Cosworth-Big-Valve-Heads-Cams-04-06-EJ25-US-p/sb8010.htm)
P/N:20002024 2007 EJ25 WRX STI (http://www.theboombopshop.com/Cosworth-Big-Valve-Heads-Cams-07-EJ25-US-p/20002024.htm)
JDM/EUDM (with KK3920 Camshafts)
P/N:SB8012 2004-2006 EJ25 WRX STI (http://www.theboombopshop.com/Cosworth-Big-Valve-Heads-Cams-04-06-EJ25-JP-p/sb8012.htm)
P/N:20002026 2007 EJ25 WRX STI (http://www.theboombopshop.com/Cosworth-Big-Valve-Heads-Cams-07-EJ25-JP-p/20002026.htm)
Camshafts
EJ20
P/N:KK3765 IN: 272°/10.0mm; EX: 272°/10.0mm (http://www.theboombopshop.com/Cosworth-Camshafts-02-05-EJ20-p/kk3765.htm)
P/N:KK3920 IN: 278°/10.7mm; EX: 274°/10.0mm JDM/EUDM (http://www.theboombopshop.com/Cosworth-Camshafts-02-08-EJ20-EJ25-p/kk3920.htm)
EJ25
P/N:KK3814 IN: 260°/9.6mm; EX: 260°/9.6mm (http://www.theboombopshop.com/Cosworth-Camshafts-04-08-EJ25-p/kk3814.htm)
P/N:KK3766 IN: 278°/10.7mm; EX: 274°/10.0mm (http://www.theboombopshop.com/Cosworth-Camshafts-04-08-EJ25-p/kk3766.htm)
P/N:KK3920 IN: 278°/10.7mm; EX: 274°/10.0mm JDM/EUDM (http://www.theboombopshop.com/Cosworth-Camshafts-02-08-EJ20-EJ25-p/kk3920.htm)
Billet Crankshafts
EJ25
P/N:20002315 79mm (http://www.theboombopshop.com/Cosworth-Billet-Crankshaft-04-08-EJ25-p/20002315.htm)
P/N:20002316 81mm (http://www.theboombopshop.com/Cosworth-Billet-Crankshaft-04-08-EJ25-p/20002316.htm)
Stroker Kits
P/N:20002501 EJ20 (2.2L) (http://www.theboombopshop.com/Cosworth-Stroker-Kit-02-05-EJ20-2-2L-p/20002501.htm)
P/N:20002500 EJ25 (2.6L) (http://www.theboombopshop.com/Cosworth-Stroker-Kit-04-08-EJ25-2-6L-p/20002500.htm)
Intake Manifold
P/N:20006438 EJ25 (In stock Late 03/09. Order yours now!) (http://www.theboombopshop.com/Cosworth-Intake-Manifold-04-08-EJ25-p/20006438.htm)
Intercooler Kit
P/N:20005378 2008+ STI (http://www.theboombopshop.com/Cosworth-FMIC-Intercooler-08-EJ25-p/20005378.htm)
Valvetrain
Valve Springs, Titanium Retainers
P/N:20000166 High RPM, Single (http://www.theboombopshop.com/Cosworth-Valve-Springs-02-08-EJ20-EJ25-p/20000166.htm)
P/N:KK3839 Ultra-High RPM, Dual with Titanium Retainers (http://www.theboombopshop.com/Cosworth-Valve-Springs-Retainers-04-08-EJ25-p/kk3839.htm)
Valves
P/N:SB0034 Stainless, Intake +1.0mm (http://www.theboombopshop.com/Cosworth-Intake-Valve-Set-04-08-EJ25-p/sb0034k.htm)
P/N:SB0033 Inconel, Exhaust +1.0mm (http://www.theboombopshop.com/Cosworth-Exhaust-Valve-Set-04-08-EJ25-p/sb0033k.htm)
Pistons
EJ20
P/N:20003677 92.00mm / 8.0:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-02-05-EJ20-p/20003677.htm)
P/N:20003678 92.50mm / 8.0:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-02-05-EJ20-p/20003678.htm)
EJ20 2.2L Stroker
P/N:20003685 92.00mm / 8.5:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-02-05-EJ20-2-2L-p/20003685.htm)
P/N:20003687 92.50mm / 8.5:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-02-05-EJ20-2-2L-p/20003687.htm)
EJ257
P/N:20003674 99.50mm / 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-p/20003674.htm)
P/N:20003675 99.75mm / 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-p/20003675.htm)
P/N:20003676 100.0mm / 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-p/20003676.htm)
P/N:20004531 99.50mm / 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-p/20004531.htm)
P/N:20004532 99.75mm / 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-p/20004532.htm)
P/N:20004533 100.0mm / 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-p/20004533.htm)
EJ257 (2.6L) Stroker
P/N:20003682 99.50mm / 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-2-6L-p/20003682.htm)
P/N:20003683 99.75mm / 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-2-6L-p/20003683.htm)
P/N:20003684 100.0mm / 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-2-6L-p/20003684.htm)
P/N:20004534 99.50mm / 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-2-6L-p/20004534.htm)
P/N:20004535 99.75mm / 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-2-6L-p/20004535.htm)
P/N:20004536 100.0mm / 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-2-6L-p/20004536.htm)
Rods
P/N:20002587 EJ20/EJ25 (http://www.theboombopshop.com/Cosworth-Connecting-Rods-04-08-EJ25-p/20002587-1.htm)
Oil Control EJ20/EJ25
P/N:KK3928 High Volume Oil Pump (http://www.theboombopshop.com/Cosworth-Oil-Pump-02-08-EJ20-EJ25-p/kk3928.htm)
P/N:20001185 Blueprinted High Volume Oil Pump (http://www.theboombopshop.com/Cosworth-Oil-Pump-HV-02-08-EJ20-EJ25-p/20001185.htm)
P/N:20001238 High Volume Oil Pan (http://www.theboombopshop.com/Cosworth-Oil-Pan-02-08-EJ20-EJ25-p/20001238.htm)
P/N:20002499 Oil Control Baffle (http://www.theboombopshop.com/Cosworth-Oil-Baffle-02-08-EJ20-EJ25-p/20002499.htm)
Miscellaneous EJ20/EJ25 Parts
P/N:20002270 1993-2007 Impreza WRX STI Air Filter (http://www.theboombopshop.com/Cosworth-Air-filter-02-07-EJ20-EJ25-p/20002270-2.htm)
P/N:20002270 2008 STI Air Filter (http://www.theboombopshop.com/Cosworth-Air-filter-08-EJ25-p/20002278.htm)
P/N:20004539 Air Pump Delete Plates (http://www.theboombopshop.com/Cosworth-Air-Pump-Delete-02-08-EJ20-EJ25-p/20004539.htm)
P/N:SB0001 Timing Belt Guide (http://www.theboombopshop.com/Cosworth-Belt-Guide-02-08-EJ20-EJ25-p/sb0001.htm)
P/N:20004953 Kevlar Timing Belt (http://www.theboombopshop.com/Cosworth-Timing-Belt-02-08-EJ20-EJ25-p/20004953.htm)
P/N:SB0002 Cam Angle Sensor (http://www.theboombopshop.com/Cosworth-Cam-Bracket-02-08-EJ20-EJ25-p/sb0002.htm)
Long Blocks
CS600/CS600X
2004-2006 Subaru Impreza WRX STI EJ25 USDM (Includes Cosworth KK3766 Camshafts)
P/N:20000161 Includes: Factory STI Forged Crank; 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-US-p/20000161.htm)
P/N:20007705 Includes: Factory STI Forged Crank, 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-US-p/20007705.htm)
P/N:20000162 Includes: Cosworth 79mm Billet Crank, 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-X-US-p/20000162.htm)
P/N:20007709 Includes: Cosworth 79mm Billet Crank, 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-X-US-p/20007709.htm)
P/N:20003488 Includes: Cosworth 81mm Billet Crank, 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-X-US-p/20003488.htm)
P/N:20007711 Includes: Cosworth 81mm Billet Crank, 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-X-US-p/20007711.htm)
2004-2006 Subaru Impreza WRX STI EJ25 JDM/EUDM (Includes Cosworth KK3920 Camshafts)
P/N:SB8008 Includes: Factory STI Forged Crank, 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-X-JP-p/SB8008.htm)
P/N:20007707 Includes: Factory STI Forged Crank, 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-JP-p/20007707.htm)
P/N:20000160 Includes: Cosworth 79mm Billet Crank, 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-X-JP-p/20000160.htm)
P/N:20007708 Includes: Cosworth 79mm Billet Crank, 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-X-JP-p/20007708.htm)
P/N:20003490 Includes: Cosworth 81mm Billet Crank, 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-X-JP-p/20003490.htm)
P/N:20007713 Includes: Cosworth 81mm Billet Crank, 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-X-JP-p/20007713.htm)
2007 Subaru Impreza WRX STI EJ25 (Includes Cosworth KK3766 Camshafts)
P/N:20002504 Includes: Factory STI Forged Crank, 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-07-EJ25-CS600-X-US-p/20002504-1.htm)
P/N:20007706 Includes: Factory STI Forged Crank, 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-07-EJ25-CS600-US-p/20007706.htm)
P/N:20002503 Includes: Cosworth 79mm Billet Crank, 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-07-EJ25-CS600-X-US-p/20002503-1.htm)
P/N:20007710 Includes: Cosworth 79mm Billet Crank, 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-07-EJ25-CS600-X-US-p/20007710.htm)
P/N:20003489 Includes: Cosworth 81mm Billet Crank, 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-07-EJ25-CS600-X-US-p/20003489-1.htm)
P/N:20007712 Includes: Cosworth 81mm Billet Crank, 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-07-EJ25-CS600-X-US-p/20007712-1.htm)
CS600 MAX
Includes Cosworth 81mm Billet Crankshaft, 260,000 PSI Head Studs, 12mm Blueprinted Oil Pump
2004-2006 Subaru Impreza WRX STI EJ25 USDM (Includes Cosworth KK3766 Camshafts)
P/N:20007212 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-Max-2-6L-p/20007212.htm)
P/N:20007215 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-Max-2-6L-p/20007215.htm)
2004-2006 Subaru Impreza WRX STI EJ25 JDM/EUDM (Includes Cosworth KK3920 Camshafts)
P/N:20007211 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-Max-2-6L-p/20007211.htm)
P/N:20007214 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-04-06-EJ25-CS600-Max-2-6L-p/20007214.htm)
2007 Subaru Impreza WRX STI EJ25 (Includes Cosworth KK3766 Camshafts)
P/N:20007213 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-07-EJ25-CS600-Max-2-6L-p/20007213.htm)
P/N:20007216 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Long-Block-07-EJ25-CS600-Max-2-6L-p/20007216.htm)
Bearings, Gaskets, Head Studs
Main Bearings
P/N:20002720 Size 0 (http://www.theboombopshop.com/Cosworth-Main-Bearings-02-08-EJ20-EJ25-p/20002720.htm)
P/N:PR7940 Size 1 (http://www.theboombopshop.com/Cosworth-Main-Bearings-02-08-EJ20-EJ25-p/pr7940.htm)
P/N:SB0006 Size 2 (http://www.theboombopshop.com/Cosworth-Main-Bearings-02-08-EJ20-EJ25-p/sb0006.htm)
Rod Bearings
P/N:20002721 Size 0 (http://www.theboombopshop.com/Cosworth-Rod-Bearings-02-08-EJ20-EJ25-p/20002721.htm)
P/N:PR7889 Size 1 (http://www.theboombopshop.com/Cosworth-Rod-Bearings-02-08-EJ20-EJ25-p/pr7889.htm)
P/N:SB0007 Size 2 (http://www.theboombopshop.com/Cosworth-Rod-Bearings-02-08-EJ20-EJ25-p/sb0007.htm)
Head Gaskets
EJ20
P/N:20000919 0.78mm thickness (http://www.theboombopshop.com/Cosworth-Head-Gasket-02-05-EJ20-p/20000919.htm)
P/N:20000922 1.10mm thickness (http://www.theboombopshop.com/Cosworth-Head-Gasket-02-05-EJ20-p/20000922.htm)
EJ25
P/N:20000913 0.78mm thickness (http://www.theboombopshop.com/Cosworth-Head-Gasket-04-08-EJ25-p/20000913.htm)
P/N:20000913 1.10mm thickness (http://www.theboombopshop.com/Cosworth-Head-Gasket-04-08-EJ25-p/20000916.htm)
P/N:20002145 1.50mm thickness (http://www.theboombopshop.com/Cosworth-Head-Gasket-04-08-EJ25-p/20002145.htm)
Head Studs
P/N:20002440 EJ20/EJ25 260,000 psi tensile strength (30% stronger than ARP) (http://www.theboombopshop.com/Cosworth-Head-Studs-02-08-EJ20-EJ25-p/20002440.htm)
Engine Components
Short Blocks
2004-2008 Subaru Impreza WRX STI EJ25
P/N:SB8005 Includes: Factory STI Forged Crank, 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Short-Block-04-08-EJ25-p/sb8005.htm)
P/N:SB8007 Includes: Cosworth 79mm Billet Crank, 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Short-Block-04-08-EJ25-p/sb8007.htm)
P/N:20007703 Includes: Cosworth 79mm Billet Crank, 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Short-Block-04-08-EJ25-p/20007697.htm)
P/N:20003486 Includes: Cosworth 81mm Billet Crank, 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Short-Block-04-08-EJ25-p/20003486.htm)
P/N:20007703 Includes: Cosworth 81mm Billet Crank, 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Short-Block-04-08-EJ25-p/20007703.htm)
Cylinder Heads
P/N:KK3670 2004-2006 EJ25 WRX STI (http://www.theboombopshop.com/v/vspfiles/photos/KK3671.jpg)
P/N:20001699 2007 EJ25 WRX STI (http://www.theboombopshop.com/v/vspfiles/photos/20001699.jpg)
P/N:20004544 2008+ STI (http://www.theboombopshop.com/Cosworth-Big-Valve-Heads-08-EJ25-p/20004544.htm)
With Camshafts
USDM (with KK3766 Camshafts)
P/N:SB8010 2004-2006 EJ25 WRX STI (http://www.theboombopshop.com/Cosworth-Big-Valve-Heads-Cams-04-06-EJ25-US-p/sb8010.htm)
P/N:20002024 2007 EJ25 WRX STI (http://www.theboombopshop.com/Cosworth-Big-Valve-Heads-Cams-07-EJ25-US-p/20002024.htm)
JDM/EUDM (with KK3920 Camshafts)
P/N:SB8012 2004-2006 EJ25 WRX STI (http://www.theboombopshop.com/Cosworth-Big-Valve-Heads-Cams-04-06-EJ25-JP-p/sb8012.htm)
P/N:20002026 2007 EJ25 WRX STI (http://www.theboombopshop.com/Cosworth-Big-Valve-Heads-Cams-07-EJ25-JP-p/20002026.htm)
Camshafts
EJ20
P/N:KK3765 IN: 272°/10.0mm; EX: 272°/10.0mm (http://www.theboombopshop.com/Cosworth-Camshafts-02-05-EJ20-p/kk3765.htm)
P/N:KK3920 IN: 278°/10.7mm; EX: 274°/10.0mm JDM/EUDM (http://www.theboombopshop.com/Cosworth-Camshafts-02-08-EJ20-EJ25-p/kk3920.htm)
EJ25
P/N:KK3814 IN: 260°/9.6mm; EX: 260°/9.6mm (http://www.theboombopshop.com/Cosworth-Camshafts-04-08-EJ25-p/kk3814.htm)
P/N:KK3766 IN: 278°/10.7mm; EX: 274°/10.0mm (http://www.theboombopshop.com/Cosworth-Camshafts-04-08-EJ25-p/kk3766.htm)
P/N:KK3920 IN: 278°/10.7mm; EX: 274°/10.0mm JDM/EUDM (http://www.theboombopshop.com/Cosworth-Camshafts-02-08-EJ20-EJ25-p/kk3920.htm)
Billet Crankshafts
EJ25
P/N:20002315 79mm (http://www.theboombopshop.com/Cosworth-Billet-Crankshaft-04-08-EJ25-p/20002315.htm)
P/N:20002316 81mm (http://www.theboombopshop.com/Cosworth-Billet-Crankshaft-04-08-EJ25-p/20002316.htm)
Stroker Kits
P/N:20002501 EJ20 (2.2L) (http://www.theboombopshop.com/Cosworth-Stroker-Kit-02-05-EJ20-2-2L-p/20002501.htm)
P/N:20002500 EJ25 (2.6L) (http://www.theboombopshop.com/Cosworth-Stroker-Kit-04-08-EJ25-2-6L-p/20002500.htm)
Intake Manifold
P/N:20006438 EJ25 (In stock Late 03/09. Order yours now!) (http://www.theboombopshop.com/Cosworth-Intake-Manifold-04-08-EJ25-p/20006438.htm)
Intercooler Kit
P/N:20005378 2008+ STI (http://www.theboombopshop.com/Cosworth-FMIC-Intercooler-08-EJ25-p/20005378.htm)
Valvetrain
Valve Springs, Titanium Retainers
P/N:20000166 High RPM, Single (http://www.theboombopshop.com/Cosworth-Valve-Springs-02-08-EJ20-EJ25-p/20000166.htm)
P/N:KK3839 Ultra-High RPM, Dual with Titanium Retainers (http://www.theboombopshop.com/Cosworth-Valve-Springs-Retainers-04-08-EJ25-p/kk3839.htm)
Valves
P/N:SB0034 Stainless, Intake +1.0mm (http://www.theboombopshop.com/Cosworth-Intake-Valve-Set-04-08-EJ25-p/sb0034k.htm)
P/N:SB0033 Inconel, Exhaust +1.0mm (http://www.theboombopshop.com/Cosworth-Exhaust-Valve-Set-04-08-EJ25-p/sb0033k.htm)
Pistons
EJ20
P/N:20003677 92.00mm / 8.0:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-02-05-EJ20-p/20003677.htm)
P/N:20003678 92.50mm / 8.0:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-02-05-EJ20-p/20003678.htm)
EJ20 2.2L Stroker
P/N:20003685 92.00mm / 8.5:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-02-05-EJ20-2-2L-p/20003685.htm)
P/N:20003687 92.50mm / 8.5:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-02-05-EJ20-2-2L-p/20003687.htm)
EJ257
P/N:20003674 99.50mm / 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-p/20003674.htm)
P/N:20003675 99.75mm / 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-p/20003675.htm)
P/N:20003676 100.0mm / 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-p/20003676.htm)
P/N:20004531 99.50mm / 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-p/20004531.htm)
P/N:20004532 99.75mm / 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-p/20004532.htm)
P/N:20004533 100.0mm / 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-p/20004533.htm)
EJ257 (2.6L) Stroker
P/N:20003682 99.50mm / 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-2-6L-p/20003682.htm)
P/N:20003683 99.75mm / 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-2-6L-p/20003683.htm)
P/N:20003684 100.0mm / 8.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-2-6L-p/20003684.htm)
P/N:20004534 99.50mm / 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-2-6L-p/20004534.htm)
P/N:20004535 99.75mm / 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-2-6L-p/20004535.htm)
P/N:20004536 100.0mm / 9.2:1 CR (http://www.theboombopshop.com/Cosworth-Forged-Pistons-04-08-EJ25-2-6L-p/20004536.htm)
Rods
P/N:20002587 EJ20/EJ25 (http://www.theboombopshop.com/Cosworth-Connecting-Rods-04-08-EJ25-p/20002587-1.htm)
Oil Control EJ20/EJ25
P/N:KK3928 High Volume Oil Pump (http://www.theboombopshop.com/Cosworth-Oil-Pump-02-08-EJ20-EJ25-p/kk3928.htm)
P/N:20001185 Blueprinted High Volume Oil Pump (http://www.theboombopshop.com/Cosworth-Oil-Pump-HV-02-08-EJ20-EJ25-p/20001185.htm)
P/N:20001238 High Volume Oil Pan (http://www.theboombopshop.com/Cosworth-Oil-Pan-02-08-EJ20-EJ25-p/20001238.htm)
P/N:20002499 Oil Control Baffle (http://www.theboombopshop.com/Cosworth-Oil-Baffle-02-08-EJ20-EJ25-p/20002499.htm)
Miscellaneous EJ20/EJ25 Parts
P/N:20002270 1993-2007 Impreza WRX STI Air Filter (http://www.theboombopshop.com/Cosworth-Air-filter-02-07-EJ20-EJ25-p/20002270-2.htm)
P/N:20002270 2008 STI Air Filter (http://www.theboombopshop.com/Cosworth-Air-filter-08-EJ25-p/20002278.htm)
P/N:20004539 Air Pump Delete Plates (http://www.theboombopshop.com/Cosworth-Air-Pump-Delete-02-08-EJ20-EJ25-p/20004539.htm)
P/N:SB0001 Timing Belt Guide (http://www.theboombopshop.com/Cosworth-Belt-Guide-02-08-EJ20-EJ25-p/sb0001.htm)
P/N:20004953 Kevlar Timing Belt (http://www.theboombopshop.com/Cosworth-Timing-Belt-02-08-EJ20-EJ25-p/20004953.htm)
P/N:SB0002 Cam Angle Sensor (http://www.theboombopshop.com/Cosworth-Cam-Bracket-02-08-EJ20-EJ25-p/sb0002.htm)