Welcome to the home of PBM Performance Products, Erson Cams and World Products
  • Engine Kits
  • ManOWar
  • Erson Cams
  • Rotating Assemblies
  • Merlin III
  • Erson Valve Train


Most of Iowa is in a Blizzard warning today and Saturday, some parts of Iowa are expected to receive 10”-14”  of snow today.
Urbandale is supposed to get around 3”-4” today and have gusts up to 35- 40 mph.
Fed-Ex, UPS and Spee-Dee will all probably show up early.
Shipments from here may be delayed an extra day
Please try to get your orders into that location before 3pm CST.

PBM Performance Erson Cams World Products in the News Customer Gallery   Catalog Downloads Image

Welcome to 

Erson Camshafts | PBM Performance | World Products

New additions have been made to our site. PBM Timing Components, both OE and Performance are now listed. Also Hastings Ring Sets, both OE and Performance are listed.

Currently you can browse product information. Ordering and many other functions will be available soon.

Thank you for visiting!


50 years of camshaft and valve train innovation.
Erson Cams produces top quality, high performance camshafts for all types of racing.

PBM is a highly regarded supplier of hardcore performance products to the professional machine shop and custom engine builder.

  World Products has produced high performance iron blocks and cylinder heads for over 25 years.
Innovative design features enhance performance and durability.
Erson Catalog Download   PBM Catalog Download  
Erson New Products Download   PBM Engine Kits Download