Engine Performance Parts

Boost engine power with our performance parts for cars, trucks, and SUVs. Camshafts, pistons, and manifolds for maximum horsepower.

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  • Dart Valve Seat 2.460in OD for Intake
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    Dart Valve Seat 2.460in OD for Intake

    Dart VS2460 valve seat for intake. Features a 2.460in OD, 2.000in ID, 0.375in deep, made from powdered metal, designed for racing builds to ensure precise valve seating. Enhances durability in high-performance setups. Sold as each.
    $31.51
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  • Dart Valve Seat 2.450in OD for Intake
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    Dart Valve Seat 2.450in OD for Intake

    Dart VS2450 valve seat for intake. Features a 2.450in OD, 2.000in ID, 0.375in deep, made from powdered metal, designed for racing builds to ensure precise valve seating. Enhances durability in high-performance setups. Sold as each.
    $31.50
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  • Dart Valve Seat 2.160in OD for Intake
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    Dart Valve Seat 2.160in OD for Intake

    Dart VS2160 valve seat for intake. Features a 2.160in OD, 1.810in ID, 0.350in deep, made from powdered metal, designed for racing builds to ensure precise valve seating. Enhances durability in high-performance setups. Sold as each.
    $29.26
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  • Dart Valve Seat 2.000in OD for Exhaust
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    Dart Valve Seat 2.000in OD for Exhaust

    Dart VS2000 valve seat for exhaust. Features a 2.000in OD, 1.600in ID, 0.375in deep, made from powdered metal, designed for racing builds to ensure precise valve seating. Enhances durability in high-performance setups. Sold as each.
    $29.26
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  • Dart Valve Seat 1.650in OD for Intake/Exhaust
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    Dart Valve Seat 1.650in OD for Intake/Exhaust

    Dart VS1650 valve seat for intake/exhaust. Features a 1.650in OD, 1.250in ID, 0.350in deep, made from powdered metal, designed for racing builds to ensure precise valve seating. Enhances durability in high-performance setups. Sold as each.
    $24.94
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  • Dart LS 4340 Billet Crank 4.000in Stroke Short Snout
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    Dart LS 4340 Billet Crank 4.000in Stroke Short Snout

    Dart 9-34640006125-8 crankshaft for GM LS-Series. Features a 4.000in stroke, internal balance, short snout, made from 4340 billet steel, 1-piece seal, designed for racing builds to handle high torque. Enhances durability in high-performance LS setups...
    $1,999.99
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  • Dart SBC Stud Girdle 7/16in Studs for Dart Head
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    Dart SBC Stud Girdle 7/16in Studs for Dart Head

    Dart 64110003 rocker arm stud girdle for Small Block Chevy Dart heads. Features 7/16-20in thread studs, includes polylocks, made from gold anodized aluminum, designed for racing builds to stabilize rocker arms. Enhances performance in high-performance...
    $289.83
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  • Dart BBC Stud Girdle 7/16in Studs for Dart Head
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    Dart BBC Stud Girdle 7/16in Studs for Dart Head

    Dart 64110001 rocker arm stud girdle for Big Block Chevy Dart heads. Features 7/16-20in thread studs, includes polylocks, made from gold anodized aluminum, designed for racing builds to stabilize rocker arms. Enhances performance in high-performance BBC...
    $533.83
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  • Dart Valve Guide 8mm 2.150in Long for LS1
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    Dart Valve Guide 8mm 2.150in Long for LS1

    Dart 63121502 valve guide for GM LS1. Features an 8mm valve, 2.150in long, 0.439in OD, made from manganese bronze, designed for racing builds to ensure precise valve alignment. Enhances durability in high-performance LS setups. Sold as each.
    $30.67
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