Core Engine

EFR Ancillary Parts Compressor Recirculation Valve Kit: CRV plastic cover with hose nipple CRV disabling block-off plate CRV diaphram/piston assem...

BorgWarner EFR Spring Alternate for CRV Additional Information: Weight 1 lbs Dimensions 4 × 4 × 4 in Brand BorgWarner

This header is covered by California Air Resources Board Executive Order (E.O.) # D-276-12 for 2001-2003 WRX. Please note that even though this ...

BORLA® Performance Industries offers an incredible stainless steel exhaust system for the popular Nissan 350Z. BORLA® was among the first with a...

These pipes adapt a 3" header collector to a 2.75" mid-pipe. Built from premium T-304 stainless steel, superior to T-400 series (such as 409), t...

Use this muffler with Cat-Back™ system 140584 for the "Touring" sound level, and with 140585 for the S-Type sound level. This is NOT a stand alone ...

ACL Race Series HX - 2nd Gen w/1 Pc Main Rods - ACL #4B1185HX (44.98-44.99mm) Mains - ACL #5M1186HX (56.98-57.00mm) The unique combination of desig...

ACL Race Series HX - 2nd Gen w/1 Pc Main Rods - ACL #4B1185HX (44.98-44.99mm) Mains - ACL #5M1186HX (56.98-57.00mm) The unique combination of desig...

ACL Race Series HX - Rods, Mains, Thrust - Evo w/2 Pc Main Rods - ACL #4B1185HX (44.98-44.99mm) Mains - ACL #5M1219HX (56.98-57.00mm) Thrust - ACL ...

ACL Race Series HX: Rods - ACL #6B2960HX (47.95-47.97mm) Mains - ACL #7M2428HX (54.95-54.97mm) The unique combination of design, metallurgy and e...

ACL Race Series HX - 17mm Width Rod Rods - ACL #4B2960HX (47.95-47.97mm) Mains - ACL #5M2964HX (54.95-54.98mm) Thrust - ACL #1T2964 (61.50-61.75m...

ACL Race Series HX - Rods, Mains, Thrust - GTiR 19mm Width Rod Rods - ACL #4B2976HX (47.95-47.97mm) Mains - ACL #5M2975HX (54.95-54.98mm) Thrust ...

ACL Race Series HX: Rods - ACL #6B2640HX (51.95-51.97mm) Mains - ACL #4M2633HX (59.95-59.97mm) Thrust - ACL #2T2633 (66.50-66.70mm) The unique co...

ACL Race Series HX: Rods - ACL #4B8411HX (47.99-48.00mm) Mains - ACL #5M8412HX (54.98-55.00mm) Thrust - ACL #1T8412 (60.50-60.75mm) The unique co...

ACL Race Series HX - Rods, Mains, Thrust in #5 position Rods - ACL #4B8296HX (51.98-52.00mm) Mains - ACL #5M8309HX (59.98-60.00mm) The unique com...

ACL Race Series HX - Rods, Mains, Thrust in #3 position Rods - ACL #4B8296HX (51.98-52.00mm) Mains - ACL #5M8297HX (59.98-60.00mm) The unique com...

ACL Race Series HX: Rods - ACL #6B8100HX (51.98-52.00mm) Mains - ACL #7M8103HX (61.98-62.00mm) Thrust - ACL #2T8103 (67.35-67.60mm) The unique co...

ACL Race Series HX: Rods - ACL #4B8366HX (47.98-48.00mm) Mains - ACL #5M8361HX (54.98-55.00mm) Thrust - ACL #2T1689 (63.80-64.05mm) The unique co...

ACL Race Series HX: Rods - ACL #8B8091HX (51.98-51.99mm) Mains - ACL #5M8088HX (66.98-67.00mm) Thrust - ACL #2T8092 (73.41-73.85mm) The unique co...

Acura B18A/B, Honda B20 - ProH625+ w/ARP Custom Age 625+ Fasteners. Made from aerospace grade, 4340 chromoly steel, BC high performance connecting ...

Acura B18A/B18B, B20 - I-Beam w/ARP2000 Fasteners. Made from aerospace grade, 4340 chromoly steel, BC high performance connecting rods deliver the ...

Acura B18A/B18B, B20 - I-Beam Extreme w/ARP625+ Fasteners. Made from aerospace grade, 4340 chromoly steel, BC high performance connecting rods deli...

Acura B18A/B18B, B20 - LightWeight w/ARP2000 Fasteners. Made from aerospace grade, 4340 chromoly steel, BC high performance LW connecting rods deli...

Acura B18A/B18B, B20 - ProH2K (formerly Sportsman) w/ARP2000 Fasteners. Made from aerospace grade, 4340 chromoly steel, BC high performance connect...

BC adjustable cam gears deliver the easiest way to dial in more horsepower and/or torque without getting underneath the valve cover, disassembling ...

Brian Crower Spring and Retainers Valvesprings Designed for high rpm, Brian Crower valve springs are wound from only the highest grade, super cle...

Chevrolet LS Series - ProH2K (formerly Sportsman) w/ARP2000 7/16" Fasteners. Made from aerospace grade, 4340 chromoly steel, BC high performance co...

Chevrolet LS Series - ProH2K (formerly Sportsman) w/ARP2000 7/16" Fasteners. Made from aerospace grade, 4340 chromoly steel, BC high performance co...

4340 forging, balanced. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate per...

4340 forging, unbalanced. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate p...

4340 forging, balanced. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate per...

4340 forging, unbalanced. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate p...

4340 forging, unbalanced. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate p...

4340 forging, balanced. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate per...

4340 forging, unbalanced. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate p...

LS2 Head 408 CID - Includes 4340 forged crank (4.000" stroke) w/58 tooth reluctor wheel, ProH2k rods (6.125" c-to-c), CP Bullet Series pistons #C...

LS2 Head 427 CID - Includes 4340 forged crank (4.000" stroke) w/58 tooth reluctor wheel, ProH2k rods (6.125" c-to-c), CP Bullet Series pistons #C...

LS2 Head 427 CID - Includes 4340 forged crank (4.000" stroke) w/58 tooth reluctor wheel, ProH2k rods (6.125" c-to-c), CP Bullet Series pistons #C...

LS2 Head 403 CID - Includes 4340 forged crank (4.000" stroke) w/58 tooth reluctor wheel, ProH2k rods (6.125" c-to-c), CP Bullet Series pistons #C...

LS2 Head 408 CID - Includes 4340 forged crank (4.000" stroke) w/58 tooth reluctor wheel, ProH2k rods (6.125" c-to-c), CP Bullet Series pistons #C...

Chevy/GM 6.6L DuraMax Diesel - ProHD Series w/ARP2000 7/16" Fasteners. Made from aerospace grade, 4340 chromoly steel, BC high performance connecti...

Connecting Rod Bushing - .787" / 20mm Diameter - Aluminum Bronze material - Item is sold as 1 only unit, specify total quantity required when order...

Connecting Rod Bushing - .827" / 21mm Diameter - Aluminum Bronze material - Item is sold as 1 only unit, specify total quantity required when order...

Connecting Rod Bushing - .866" / 22mm Diameter - Aluminum Bronze material - Item is sold as 1 only unit, specify total quantity required when order...

Connecting Rod Bushing - .905" / 23mm Diameter - Aluminum Bronze material - Item is sold as 1 only unit, specify total quantity required when order...

Made from premium, 4340 steel billet material, Brian Crower connecting rods are available in two distinct styles depending on horsepower, budget an...

Made from premium, 4340 steel billet material, Brian Crower connecting rods are available in two distinct styles depending on horsepower, budget an...