• PROVEN RELIABILITY
    Thousands of happy customers
  • FAST SHIPPING
    Worldwide delivery available
  • EXPERT BUILT
    30+ years experience
  • REAL SUPPORT
    Speak with a tech advisor

Optisparks & Complete Kits

The original Petris Optispark. Precision-built from all-new components, blueprinted for reliability, and bench tested before shipping. Available alone or as part of a complete tune-up kit.

Check it out

Top Picks for LT1, LT4 & L99 Owners

Check it out
LS Conversion 1984-1996 Corvette Engine Mount Adapter Plates With Fasteners

Built for Corvettes, Not “One Size Fits All”

Our LS swap components are designed in-house to minimize cutting and drilling, so your classic Corvette gets modern power with factory-like fitment.

Shop LS Parts

LS Conversion Parts

View more

Custom Corvette Solutions

#throwbackautomotive

Behind-the-scenes looks, tech tips, and feature cars.

Lifestyle & Gear

Blog Posts