Smart Car Fortwo Performance Valvetrain Parts

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    • (0 reviews)
      # sp19403
      6000 Series Competition Valves by Ferrea®. The 6000 Series Competition Valves are designed to provide excellent reliability in an environment of high spring pressures and roller cams, at a budget price. They have higher fatigue...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $15.76 - $191.68
    • (0 reviews)
      # 963664974
      Extreme Duty Series Gen II SS Engine Valves by Manley®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $47.40 - $423.76
    • (0 reviews)
      # 963714985
      Race Series Gen II SS Engine Valve by Manley®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to provide a...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $22.21 - $405.82
    • (0 reviews)
      # 963680042
      Severe Duty Series Gen II SS Engine Valves by Manley®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $27.57 - $514.39
    • (0 reviews)
      # 1109288687
      Engine Valve by Dart®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to provide a perfect fit for a hassle...
      Designed to maximize horsepower and torque of your vehicleMade with meticulous attention to detail and unmatched craftsmanship
      $13.85 - $151.15
    • (0 reviews)
      # 1142323974
      Engine Valve by Ferrea®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to provide a perfect fit for a hassle...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $7.50 - $337.86
    • (0 reviews)
      # 966601146
      210 Swedged End™ Push Rod Kit by Howards Cams®. A must for all high lift applications. The 210 degree tip gives extra radius clearance to the rocker pushrod cup area. Strongly recommended with all shaft style rocker systems. Formed...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $13.22 - $135.32
    • (0 reviews)
      # mpn4512003677
      Dual Taper Swedged End™ Push Rod by Howards Cams®. Length: 6.000"-13.000". Diameter: 7/16". Wall Size: .165". 1 Piece. 7/16 Diameter .165 wall for extra strength, high pressure applications. Double tapered and 5/16 210 tips provide...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $25.22
    • (0 reviews)
      # 967186058
      Performance Series C1010™ Push Rod Kit by Howards Cams®. Wall Size: .060". Manufactured from .060 wall C1010 material. Over 20% more column strength than OE. Advanced design eliminates ball breakage. Heat treated for use with guide...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $2.96 - $49.70
    • (0 reviews)
      # 966534876
      Swedged End™ Push Rod Kit by Howards Cams®. Engineered for maximum strength and durability. Produced from seamless SAE 4130 chrome moly aircraft tubing. Each tube is case hardened to Rc 60. Pushrods are mirror polished to eliminate...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $11.18 - $114.47
    • (0 reviews)
      # 904482588
      Perma-Loc Rocker Arm Nut Kit by ARP®. The engineers at ARP spent quite a bit of time developing these highly effective, unique oil pan studs. They’re designed to make it as easy as possible to install a pan and seal it properly....
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $79.75
    • (0 reviews)
      # 904072030
      Rocker Arm Adjusters Nut Kit by ARP®. The engineers at ARP spent quite a bit of time developing these highly effective, unique oil pan studs. They’re designed to make it as easy as possible to install a pan and seal it properly....
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $220.94 - $222.00
    • (0 reviews)
      # 148181848
      Dual Valve Spring by Lunati®. Lunati Valve Springs are manufactured using chrome silicon valve spring wire and cutting-edge heat treatment processes. This advanced heat-set takes the load loss out of the springs during the manufacturing...
      High quality at an affordable priceExpertly made from premium materials
      $144.40 - $165.02
    • (0 reviews)
      # 147715873
      Signature Series Ovate Beehive Valve Spring by Lunati®. In any spring, the inner diameter experiences significantly more stress than the outside. The ovate multi-arch wire design of these revolutionary valve springs places more material...
      High quality at an affordable priceExpertly made from premium materials
      $17.62 - $307.76
    • (0 reviews)
      # mpn359114721
      Single Valve Spring Set by Lunati®. Kits include: springs, retainers, locks and all other necessary components for a complete installation. This product is made of high-quality materials to serve you for years to come. Designed using...
      High quality at an affordable priceExpertly made from premium materials
      $111.70
    • (0 reviews)
      # 152392312
      Valve Spring by Lunati®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to provide a perfect fit for a hassle...
      High quality at an affordable priceExpertly made from premium materials
      $7.85 - $861.22
    • (0 reviews)
      # 966436075
      Electro Polished Beehive™ Inverted Conical Valve Springs by Howards Cams®. Outer Overall Diameter: 1.280. Outer Inside Diameter: 1.035". The unique design of the Inverted conical valve springs offer increased harmonic resistance for...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $14.89 - $142.82
    • (0 reviews)
      # 966632748
      Electro Polished Max Effort™ Valve Springs by Howards Cams®. Manufactured of aircraft-grade chrome silicone, with advanced heat-treating. Outers then receive an advanced electro polished finish and stress relieved. This enhanced...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $12.58 - $160.37
    • (0 reviews)
      # 966931544
      Electro Polished Performance™ Valve Springs by Howards Cams®. Manufactured of aircraft-grade chrome silicone, with advanced heat-treating. Outers then receive an advanced electro polished finish and stress relieved. This enhanced...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $8.14 - $150.87
    • (0 reviews)
      # 966853243
      Electro Polished Pro-Alloy™ Mechanical Roller Valve Springs by Howards Cams®. Howards Cams took Howards Cams state-of-the-art Pro-Alloy roller valve springs one step further. Each of these springs are electro polished, which enhances...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $22.47 - $273.48
    • (0 reviews)
      # 966766941
      Max Effort™ Valve Springs by Howards Cams®. Howards Cams competition racing valve springs are CNC coiled and heat-treated in the finest facilities available. Using only the highest quality valve spring wire, all Howards valve springs...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $9.38 - $184.89
    • (0 reviews)
      # 966373789
      Nitrited Beehive™ Inverted Conical Valve Springs by Howards Cams®. Quantity: 16 Pieces. Offering an industry leading nitriding process that allow for the material to withstand the abusive wear and fatigue of the typical endurance...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $258.41 - $270.88
    • (0 reviews)
      # 966448348
      Pacaloy™ Mechanical Flat Tappet Valve Springs by Howards Cams®. Manufactured of aircraft chrome silicone material. Coiled and heat-treated in the finest facilities available. Each spring is coiled, stress relieved, deburred,...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $17.02 - $270.57
    • (0 reviews)
      # 966579088
      Pacaloy™ Mechanical Roller Valve Springs by Howards Cams®. Pacaloy is steel that offers outstanding cleanliness, extreme tensile strength, zero wear, and light weight designs. The Howards/PAC engineering team designs and maintains the...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $30.76 - $356.47
    • (0 reviews)
      # 966387450
      Pacaloy™ Special Processing Valve Springs by Howards Cams®. Quantity: 16 Pieces. When only the best will do. These Pacaloy springs are enhanced with a special Nano-Peen spring technology for durability and exotic heat treatment for...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $446.10 - $657.86
    • (0 reviews)
      # 966985936
      Performance™ Hydraulic Flat Tappet Valve Springs by Howards Cams®. Howards research and development engineers are constantly updating materials and manufacturing techniques, to provide the best possible valve springs. Coiled and...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $3.33 - $165.71
    • (0 reviews)
      # 966686368
      Performance™ Hydraulic Roller Valve Springs by Howards Cams®. Coiled and heat-treated in the finest facilities available. Howards research and development teams are constantly updating materials and manufacturing techniques, to...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $8.81 - $134.47
    • (0 reviews)
      # 966513329
      Performance™ Mechanical Flat Tappet Valve Springs by Howards Cams®. Outer Overall Diameter: 1.435". Outer Inside Diameter: 1.035". Manufactured of aircraft chrome silicone material. Coiled and heat-treated in the finest facilities...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $12.03 - $123.04
    • (0 reviews)
      # 967003952
      Pro-Alloy Mechanical Roller™ Valve Springs by Howards Cams®. Howards Cams Pro-Alloy material is specially developed low stress, high endurance material. Howards Cams research and development staff spent many years of development,...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $19.11 - $376.37
    • (0 reviews)
      # 966420276
      Pro-Series H-11 Tool Steel Triple Valve Springs by Howards Cams®. Outer Overall Diameter: 1.625". Outer Inside Diameter: 1.190". Pro-Series H-11 springs are designed for the serious racer. Manufactured with the latest in laser...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $38.74 - $383.80




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