• Street Performer Valve Springs These Street Performer valve springs are an excellent choice for a mildly built engine running naturally aspirated or low boost (0-10lbs). We recommend these for use with our Pro series or Stage 2 Camshafts steps. They...
    $183.05
  • Pro Head Studs LC Engineering always recommends replacing the old used head bolts with new ones to ensure the correct head torque. The ARP 5VZ Cylinder Head Stud Set is a must for engines with increased cylinder pressure from high compression, nitrous...
    $246.32
  • OE Head Bolts If you ever remove your cylinder head, you should always replace the head bolts to prolong the service life of your engine. Cylinder head bolts go through a lot of stress, even in stock engines, and retorquing used bolts can sometimes...
    $37.95
  • OE Head Bolts LC Engineering always recommends replacing the old stretched head bolts with new ones to ensure the correct head torque. This OE head bolt set should be considered mandatory if you are replacing head gaskets on your 5VZ. If you are...
    $48.67
  • Pro Head Studs The ARP Cylinder Head Stud Set is a must for engines with increased cylinder pressure from high compression, nitrous oxide, turbocharged and supercharged applications. Made from 8740 Chromoly Steel, these studs test out at over 190,000...
    $160.09