Core Engine

  • ACL High Performance Oil Pump - B Series-Oil Pumps-Speed Science
    Sale

    ACL High Performance Honda Oil Pumps

    ACL
    from $186.96 USD

    ACL performance oil pumps are designed with high output and volume capabilities required for high RPM performance engines. The gerotors are precisi...

    View full details
    from $186.96 USD
    Sale
  • ACL Main Bearing Set - B & K Series-Engine Bearings-Speed Science

    ACL Main Bearing Set - B & K Series

    ACL
    $79.14 USD

    ACL Main Bearing Set - B & K Series ACL Race Series performance engine bearings are recognized as a premier brand throughout the motorsports wo...

    View full details
    $79.14 USD
  • ACL Main Bearing Set - D16/H22/H23/F23-Engine Bearings-Speed Science

    ACL Main Bearing Set - D16/H22/H23/F23

    ACL
    $81.74 USD

    ACL Main Bearing Set - D16/H/F Series ACL Race Series performance engine bearings are recognized as a premier brand throughout the motorsports worl...

    View full details
    $81.74 USD
  • ACL Race Bearing Set - MX5 PB 1.8L-Engine Bearings-Speed Science

    ACL Race Bearing Set - MX5 PB 1.8L

    ACL
    $159.14 USD

    Standard Size Includes: Main Bearing Rod/Big End Bearings Thrust Washers ACL Race Series performance engine bearings are recognized as a premie...

    View full details
    $159.14 USD
  • ACL Rod Bearing Set - B16/18A/18B/20B-Engine Bearings-Speed Science

    ACL Rod Bearing Set - B16/18A/18B/20B

    ACL
    $76.53 USD

    ACL Race Series performance engine bearings are recognized as a premier brand throughout the motorsports world. Race Series rod and main bearings ...

    View full details
    $76.53 USD
  • ACL Rod Bearing Set - B16B/18C-Engine Bearings-Speed Science

    ACL Rod Bearing Set - B16B/18C

    ACL
    $78.27 USD

    ACL Race Series performance engine bearings are recognized as a premier brand throughout the motorsports world. Race Series rod and main bearings ...

    View full details
    $78.27 USD
  • ACL Rod Bearing Set - D Series

    ACL Rod Bearing Set - D Series

    ACL
    $68.70 USD

    Race Series performance engine bearings are recognized as a premier brand throughout the motorsports world. Race Series rod and main bearings are ...

    View full details
    $68.70 USD
  • ACL Rod Bearing Set - F20C/F22C/H22A-Engine Bearings-Speed Science

    ACL Rod Bearing Set - F20C/F22C/H22A

    ACL
    $79.14 USD

    Race Series performance engine bearings are recognized as a premier brand throughout the motorsports world. Race Series rod and main bearings are ...

    View full details
    $79.14 USD
  • ACL Rod Bearing Set - K20/K24-Engine Bearings-Speed Science

    ACL Rod Bearing Set - K20/K24

    ACL
    $75.66 USD

    ACL Race Series performance engine bearings are recognized as a premier brand throughout the motorsports world. Race Series rod and main bearings ...

    View full details
    $75.66 USD
  • ACL Thrust Washers - B/D/F/H/K Series-Engine Bearings-Speed Science

    ACL Thrust Washers - B/D/F/H/K Series

    ACL
    from $6.09 USD

    ACL Thrust washer bearings. Ideal for rebuilds when replacing all engine bearings at once. Use in conjunction with ACL Race Series Main and Rod be...

    View full details
    from $6.09 USD
  • AEM Tru Time Adjustable Cam Gears - B Series (pair)-Cam Gears-Speed Science
    Save 23%

    AEM Tru Time Adjustable Cam Gears - B Series (pair)

    AEM
    Original Price $332.18 USD
    Current Price $254.79 USD

    AEM Tru Time Adjustable Cam Gears – B Series AEM Tru Time Adjustable Cam Gears - B Series (pair) American-made AEM Electronics Tru-Time adjustable ...

    View full details
    Original Price $332.18 USD
    Current Price $254.79 USD
    Save 23%
  • AEM Tru Time Adjustable Cam Gears - D Series Sohc
    Save 20%

    AEM Tru Time Adjustable Cam Gears - D Series Sohc

    AEM
    Original Price $166.96 USD
    Current Price $133.92 USD

    American-made AEM Electronics Tru-Time adjustable cam gears allow you to get maximum performance out of your engine by advancing or retarding cam ...

    View full details
    Original Price $166.96 USD
    Current Price $133.92 USD
    Save 20%
  • AEM Tru Time Adjustable Cam Gears - H/F Series (pair)-Cam Gears-Speed Science
    Save 23%

    AEM Tru Time Adjustable Cam Gears - H/F Series (pair)

    AEM
    Original Price $333.05 USD
    Current Price $254.79 USD

    AEM Tru Time Adjustable Cam Gears – H/F Series AEM Tru Time Adjustable Cam Gears - H/F Series (pair) American-made AEM Electronics Tru-Time adjusta...

    View full details
    Original Price $333.05 USD
    Current Price $254.79 USD
    Save 23%
  • AEM Tru-Time Adjustable Cam Gear Black 5-Bolt Acura B17A1, B18A1, B18B1, B18C1 & B18C5 Honda
    Save 28%

    AEM Tru-Time Adjustable Cam Gear Black 5-Bolt Acura B17A1, B18A1, B18B1, B18C1 & B18C5 Honda

    AEM
    Original Price $166.09 USD
    Current Price $120.00 USD

    AEM TRU-TIME Adjustable Cam Gears increase horsepower and torque without having to change the camshaft(s) and are must-have items for engines that ...

    View full details
    Original Price $166.09 USD
    Current Price $120.00 USD
    Save 28%
  • AEM Tru-Time Adjustable Cam Gear Black 5-Bolt Eagle Mitsubishi
    Save 28%

    AEM Tru-Time Adjustable Cam Gear Black 5-Bolt Eagle Mitsubishi

    AEM
    Original Price $213.05 USD
    Current Price $153.05 USD

    AEM TRU-TIME Adjustable Cam Gears increase horsepower and torque without having to change the camshaft(s) and are must-have items for engines that ...

    View full details
    Original Price $213.05 USD
    Current Price $153.05 USD
    Save 28%
  • AEM Tru-Time Adjustable Cam Gear Black 5-Bolt Honda D15B7, D16A6 & D16Z6
    Save 28%

    AEM Tru-Time Adjustable Cam Gear Black 5-Bolt Honda D15B7, D16A6 & D16Z6

    AEM
    Original Price $166.96 USD
    Current Price $120.00 USD

    AEM TRU-TIME Adjustable Cam Gears increase horsepower and torque without having to change the camshaft(s) and are must-have items for engines that ...

    View full details
    Original Price $166.96 USD
    Current Price $120.00 USD
    Save 28%
  • AEM Tru-Time Adjustable Cam Gear Black 5-Bolt Honda D16Y7 & D16Y8
    Save 28%

    AEM Tru-Time Adjustable Cam Gear Black 5-Bolt Honda D16Y7 & D16Y8

    AEM
    Original Price $166.96 USD
    Current Price $120.00 USD

    AEM TRU-TIME Adjustable Cam Gears increase horsepower and torque without having to change the camshaft(s) and are must-have items for engines that ...

    View full details
    Original Price $166.96 USD
    Current Price $120.00 USD
    Save 28%
  • AEM Tru-Time Adjustable Cam Gear Black 5-Bolt Honda H22A1 & H22A4
    Save 28%

    AEM Tru-Time Adjustable Cam Gear Black 5-Bolt Honda H22A1 & H22A4

    AEM
    Original Price $166.96 USD
    Current Price $120.00 USD

    AEM TRU-TIME Adjustable Cam Gears increase horsepower and torque without having to change the camshaft(s) and are must-have items for engines that ...

    View full details
    Original Price $166.96 USD
    Current Price $120.00 USD
    Save 28%
  • AEM Tru-Time Adjustable Cam Gear Black 5-Bolt Mitsubishi 4G63
    Save 28%

    AEM Tru-Time Adjustable Cam Gear Black 5-Bolt Mitsubishi 4G63

    AEM
    Original Price $201.74 USD
    Current Price $145.22 USD

    AEM TRU-TIME Adjustable Cam Gears increase horsepower and torque without having to change the camshaft(s) and are must-have items for engines that ...

    View full details
    Original Price $201.74 USD
    Current Price $145.22 USD
    Save 28%
  • AEM Tru-Time Adjustable Cam Gear Bolt 5/16" X 1/2"

    AEM Tru-Time Adjustable Cam Gear Bolt 5/16" X 1/2"

    AEM
    $1.74 USD

    AEM TRU-TIME Adjustable Cam Gears increase horsepower and torque without having to change the camshaft(s) and are must-have items for engines that ...

    View full details
    $1.74 USD
  • AEM Tru-Time Adjustable Cam Gear Key Way Honda
    Save 28%

    AEM Tru-Time Adjustable Cam Gear Key Way Honda

    AEM
    Original Price $15.66 USD
    Current Price $11.31 USD

    AEM TRU-TIME Adjustable Cam Gears increase horsepower and torque without having to change the camshaft(s) and are must-have items for engines that ...

    View full details
    Original Price $15.66 USD
    Current Price $11.31 USD
    Save 28%
  • AMS 4G63 Cam Gear Alignment Tool
    Save 3%

    AMS 4G63 Cam Gear Alignment Tool

    AMS
    Original Price $58.27 USD
    Current Price $56.53 USD

    The AMS 4G63 Cam Gear alignment tool was designed to lock your cam gears in place while performing a timing belt replacement. You’ll no longer need...

    View full details
    Original Price $58.27 USD
    Current Price $56.53 USD
    Save 3%
  • AMS Alpha Performance R35 GT-R Camshafts
    Save 3%

    AMS Alpha Performance R35 GT-R Camshafts

    AMS
    Original Price $1,499.14 USD
    Current Price $1,453.92 USD

    The Alpha Series Camshafts for the VR38 are simply the best all-around solution for anyone with an upgraded turbo.  After extensive testing, AMS of...

    View full details
    Original Price $1,499.14 USD
    Current Price $1,453.92 USD
    Save 3%
  • AMS Alpha Performance R35 GT-R Extreme-Duty Connecting Rods
    Save 3%

    AMS Alpha Performance R35 GT-R Extreme-Duty Connecting Rods

    AMS
    Original Price $1,730.44 USD
    Current Price $1,678.27 USD

    When our engineers began designing the Alpha Alpha 10 & 12 series R35 GT-R builds, they knew we would need a set of connecting rods that would ...

    View full details
    Original Price $1,730.44 USD
    Current Price $1,678.27 USD
    Save 3%
  • AMS Alpha Performance R35 GT-R Main Stud Kit
    Save 3%

    AMS Alpha Performance R35 GT-R Main Stud Kit

    AMS
    Original Price $694.79 USD
    Current Price $673.92 USD

    When it comes time to building your engine why not fortify it with the best parts available?  The Alpha Main Studs are capable of achieving 50% h...

    View full details
    Original Price $694.79 USD
    Current Price $673.92 USD
    Save 3%
  • AMS AMS Mitsubishi Lancer Evolution X TMP Camshafts
    Save 3%

    AMS AMS Mitsubishi Lancer Evolution X TMP Camshafts

    AMS
    Original Price $799.14 USD
    Current Price $774.79 USD

    The AMS EVO X TMP camshafts for the 4B11T are simply the best all around solution for anyone with an upgraded turbo.  After extensive testing, AMS ...

    View full details
    Original Price $799.14 USD
    Current Price $774.79 USD
    Save 3%
  • ARP Crank Pulley Bolt - B Series

    ARP Crank Pulley Bolt - B Series

    ARP
    $50.44 USD

    As the crankshaft flexes and twists, the balancer absorbs incredible amounts of kinetic energy. To ensure that the balancer is locked in position, ...

    View full details
    $50.44 USD
  • ARP Head Stud Kit - B16A-Studs/Bolts-Speed Science

    ARP Head Stud Kit - B16A

    ARP
    $220.00 USD

    Obtaining the optimum cylinder head-to-block sealing is especially critical in small displacement engines employing high compression pistons or po...

    View full details
    $220.00 USD
  • ARP Head Stud Kit - B18C-Studs/Bolts-Speed Science
    Save 19%

    ARP Head Stud Kit - B18C

    ARP
    Original Price $257.40 USD
    Current Price $208.70 USD

    Head stud kit for B18C1 Acura Integra DOHC VTEC as well as LS-VTEC builds. Cylinder Head Studs are the Pro Series with 12-Point Head, for use on al...

    View full details
    Original Price $257.40 USD
    Current Price $208.70 USD
    Save 19%
  • ARP Head Stud Kit - Honda F20C-Studs/Bolts-Speed Science

    ARP Head Stud Kit - F20C

    ARP
    $231.31 USD

    Obtaining the optimum cylinder head-to-block sealing is especially critical in small displacement engines employing high compression pistons or pow...

    View full details
    $231.31 USD
  • ARP Head Stud Kit - K Series-Studs/Bolts-Speed Science
    Save 23%

    ARP Head Stud Kit - K Series

    ARP
    Original Price $276.53 USD
    Current Price $213.92 USD

      Obtaining the optimum cylinder head-to-block sealing is especially critical in small displacement engines employing high compression pistons or p...

    View full details
    Original Price $276.53 USD
    Current Price $213.92 USD
    Save 23%
  • ARP Head Studs - B20 V-Tec Conversion-Studs/Bolts-Speed Science

    ARP Head Studs - B20 V-Tec Conversion

    ARP
    $220.00 USD

    ARP 208-4306 B20/VTEC Head Stud kit For Acura and Honda B20B and B20Z engines with B16 or B18C heads. NOTE: This kit will NOT fit STOCK B20 engines...

    View full details
    $220.00 USD
  • ARP Head Studs - Honda H22A-Studs/Bolts-Speed Science
    Save 19%

    ARP Head Studs - H22A

    ARP
    Original Price $286.96 USD
    Current Price $232.18 USD

    Obtaining the optimum cylinder head-to-block sealing is especially critical in small displacement engines employing high compression pistons or pow...

    View full details
    Original Price $286.96 USD
    Current Price $232.18 USD
    Save 19%
  • ARP Head Studs - H23/F22-Studs/Bolts-Speed Science

    ARP Head Studs - H23/F22

    ARP
    $245.22 USD

    Obtaining the optimum cylinder head-to-block sealing is especially critical in small displacement engines employing high compression pistons or p...

    View full details
    $245.22 USD
  • ARP Head Studs - Honda D Series-Studs/Bolts-Speed Science

    ARP Head Studs - Honda D16

    ARP
    from $175.66 USD

    Obtaining the optimum cylinder head-to-block sealing is especially critical in small displacement engines employing high compression pistons or pow...

    View full details
    from $175.66 USD
  • ARP Head Studs - MX5 1.8L PB-Studs/Bolts-Speed Science
    Save 15%

    ARP Head Studs - MX5 1.8L PB

    ARP
    Original Price $221.74 USD
    Current Price $188.70 USD

    Obtaining the optimum cylinder head-to-block sealing is especially critical in small displacement engines employing high compression pistons or p...

    View full details
    Original Price $221.74 USD
    Current Price $188.70 USD
    Save 15%
  • ARP Main Stud Kit - B16A-Studs/Bolts-Speed Science
    Save 12%

    ARP Main Stud Kit - B16A

    ARP
    Original Price $150.44 USD
    Current Price $132.18 USD

    These ARP main studs are made from 8740 chromoly steel and have a 190,000 psi tensile-strength rating. They are precision centerless-ground and thr...

    View full details
    Original Price $150.44 USD
    Current Price $132.18 USD
    Save 12%
  • ARP Main Stud Kit - B16B/B18C-Studs/Bolts-Speed Science
    Save 11%

    ARP Main Stud Kit - B16B/B18C

    ARP
    Original Price $192.18 USD
    Current Price $170.44 USD

    These ARP main studs are made from 8740 chromoly steel and have a 190,000 psi tensile-strength rating. They are precision centerless-ground and th...

    View full details
    Original Price $192.18 USD
    Current Price $170.44 USD
    Save 11%
  • ARP Main Stud Kit - B18A/B20-Studs/Bolts-Speed Science
    Save 20%

    ARP Main Stud Kit - B18A/B20

    ARP
    Original Price $154.79 USD
    Current Price $123.48 USD

    These ARP main studs are made from 8740 chromoly steel and have a 190,000 psi tensile-strength rating. They are precision centerless-ground and thr...

    View full details
    Original Price $154.79 USD
    Current Price $123.48 USD
    Save 20%
  • ARP Main Stud Kit - H/F Series-Studs/Bolts-Speed Science
    Save 26%

    ARP Main Stud Kit - H/F Series

    ARP
    Original Price $213.92 USD
    Current Price $157.40 USD

    These ARP main studs are made from 8740 chromoly steel and have a 190,000 psi tensile-strength rating. They are precision centerless-ground and thr...

    View full details
    Original Price $213.92 USD
    Current Price $157.40 USD
    Save 26%
  • ARP Main Studs Kit - MX5 PB 1.8L-Studs/Bolts-Speed Science

    ARP Main Studs Kit - MX5 PB 1.8L

    ARP
    $180.87 USD

    These ARP main studs are made from 8740 chromoly steel and have a 190,000 psi tensile-strength rating. They are precision centerless-ground and t...

    View full details
    $180.87 USD
  • ARP Rod Bolts - D/B Series

    ARP Rod Bolts - D/B Series

    ARP
    from $68.70 USD

    These ARP High Performance series connecting rod bolts are made from seamless and defect-free 8740 chromoly steel. All ARP rod bolts are heat-treat...

    View full details
    from $68.70 USD
  • ATI Damper - MX5 PB 1.8L-Pulleys-Speed Science

    ATI Damper - MX5 PB 1.8L

    ATI
    $722.61 USD

    ATI has designed a 5.5” damper for the '94 - '05 Mazda Miata 1.8L engine for high horsepower street & race use. This new design is a direct r...

    View full details
    $722.61 USD
  • ATI Super Damper - B Series-Pulleys-Speed Science

    ATI Super Damper - B Series

    ATI
    from $459.14 USD

    ATI has designed a 5.5" damper for the Honda B-Series for high horsepower street use. This new design is a direct replacement for the stock OEM In...

    View full details
    from $459.14 USD
  • ATI Super Damper - F20/22C
    Save 18%

    ATI Super Damper - F20/22C

    ATI
    Original Price $496.53 USD
    Current Price $408.70 USD

    ATI Super Dampers for the Honda S2000 F-series engine are available for both street and racing applications. The street version comes with 360deg ...

    View full details
    Original Price $496.53 USD
    Current Price $408.70 USD
    Save 18%
  • ATI Super Damper - H/F Series-Pulleys-Speed Science

    ATI Super Damper - H/F Series

    ATI
    $521.74 USD

    ATI Super Damper – H/F Series ATI Super Damper - H/F Series The ATI H-Series Super Damper comes with laser-etched timing marks and is a direct repl...

    View full details
    $521.74 USD