Optional Parts


At Powers Performance we carry loads of optional performance parts for your crate engine.   If you don’t see it listed, give us a call for more info!

  • David Smith, Braswell, and Stealth Carbs
  • HVH Carb Spacers
  • KRC Power Steering
  • MSD Ignitions
  • Moroso Plug Wires
  • Schoenfeld Headers
  • Beya headers

GM Factory Performance Parts

GM 604 Bee-Hive Valve Spring KIT$359
GM 604 Valve SpringsQualified for Maximum RPM (OLD STYLE)$125
602 Matched and Tested Valve Spring Set$75
604 Retainer Set(Old Style)$20
604/602 Keeper Set(Old Style)$15
604 Factory Valve Seal$2/ea
604 Factory Spring Shim(Old Style)$2/ea
604 .025" or .030" add-on shimFASTRAK and NeSmith Legal$2.50/ea
604 .050" or .060" add-on shimFASTRAK and NeSmith Legal$3/ea
602 .015 Add-on Shim$1/ea
604 Rocker Arm KitSet of 16$340
604 Rocker Arm Single$25
604 Rocker Arm Stud KitSet of 16$30
604/602 Fuel Pump Push Road$20
604/602 Distributor Hold Down$4
NGK Spark PlugsReady to Run, Gapped, Lubed$25
E-85 Test Tubes$21