Skip to content
  • About Us
  • Powersports
    • Hydration
    • Polaris Ranger 500
      • Clutches
    • Yamaha YFZ450
    • Honda CRF50
      • Camshafts
  • Small Engine Performance
    • Predator 79cc
    • Honda / Predator Small Block
      • Air Filters
      • Camshafts
      • Connecting Rods
      • Cylinder Heads
      • Engine Mounts
      • Exhaust Systems
      • Fuel Lines
      • Fuel Pumps
      • Flywheels
      • Gaskets
      • Ignition Coils
      • Intake Manifolds
      • Pistons
      • Rocker Arms
      • Spark Plugs
      • Throttle Kits
      • Valve Covers
      • Valve Seats
      • Valve Spring Retainers
      • Valve Springs
      • Valves
      • Side Covers
    • Honda / Predator Big Block
      • Air Filters
      • Camshafts
      • Carburetors
      • Connecting Rods
      • Crankshafts
      • Cylinder Heads
      • Exhaust Systems
      • Fuel Lines
      • Fuel Pumps
      • Flywheels
      • Lifters
      • Pistons
      • Pushrods
      • Rocker Arms
      • Side Covers
      • Spark Plugs
      • Starters
      • Top Plates
      • Valve Spring Retainers
      • Valves
    • Chassis Parts
    • Clutches
  • Outdoor Power
    • Briggs & Stratton
      • Camshafts
      • Carburetors
      • Fuel Tanks
      • Ignition Coils
      • Recoil Starters
    • Kohler
      • Air Filters
      • Carburetors
      • Fuel Pumps
      • Ignition Coils
      • Tachometers
    • Kawasaki
      • Carburetors
      • Ignition Coils
  • Truck
    • Ford F250
      • Shocks
    • Honda Ridgeline
      • Engine Mounts
Log in

Country/region

  • Australia USD $
  • Canada CAD $
  • United Kingdom GBP £
  • United States USD $
  • Facebook
Bullfrog Motosport
  • About Us
  • Powersports
    • Hydration
    • Polaris Ranger 500
      • Clutches
    • Yamaha YFZ450
    • Honda CRF50
      • Camshafts
  • Small Engine Performance
    • Predator 79cc
    • Honda / Predator Small Block
      • Air Filters
      • Camshafts
      • Connecting Rods
      • Cylinder Heads
      • Engine Mounts
      • Exhaust Systems
      • Fuel Lines
      • Fuel Pumps
      • Flywheels
      • Gaskets
      • Ignition Coils
      • Intake Manifolds
      • Pistons
      • Rocker Arms
      • Spark Plugs
      • Throttle Kits
      • Valve Covers
      • Valve Seats
      • Valve Spring Retainers
      • Valve Springs
      • Valves
      • Side Covers
    • Honda / Predator Big Block
      • Air Filters
      • Camshafts
      • Carburetors
      • Connecting Rods
      • Crankshafts
      • Cylinder Heads
      • Exhaust Systems
      • Fuel Lines
      • Fuel Pumps
      • Flywheels
      • Lifters
      • Pistons
      • Pushrods
      • Rocker Arms
      • Side Covers
      • Spark Plugs
      • Starters
      • Top Plates
      • Valve Spring Retainers
      • Valves
    • Chassis Parts
    • Clutches
  • Outdoor Power
    • Briggs & Stratton
      • Camshafts
      • Carburetors
      • Fuel Tanks
      • Ignition Coils
      • Recoil Starters
    • Kohler
      • Air Filters
      • Carburetors
      • Fuel Pumps
      • Ignition Coils
      • Tachometers
    • Kawasaki
      • Carburetors
      • Ignition Coils
  • Truck
    • Ford F250
      • Shocks
    • Honda Ridgeline
      • Engine Mounts

Country/region

  • Australia USD $
  • Canada CAD $
  • United Kingdom GBP £
  • United States USD $
Log in Cart

Item added to your cart

View cart
Search
Add to garage
Filter and sort Filter

Filter and sort

Filter

6 products

Remove all
Remove all

6 products

Remove all
  • Engine Builder 10.8 Lb Yellow Stripe Valve Spring Clone

    Engine Builder 10.8 lb "Yellow Stripe" Valve Spring, Clone

    Engine Builder 10.8 lb "Yellow Stripe" Valve Spring, Clone

    Regular price $12.00 CAD
    Regular price Sale price $12.00 CAD
  • Valve Spring Shim .035 Clone

    Valve Spring Shim .035", Clone

    Valve Spring Shim .035", Clone

    Regular price $3.00 CAD
    Regular price Sale price $3.00 CAD
  • Valve Spring Shim .020 Clone

    Valve Spring Shim .020", Clone

    Valve Spring Shim .020", Clone

    Regular price $3.00 CAD
    Regular price Sale price $3.00 CAD
  • Valve Spring Shim .015 Clone

    Valve Spring Shim .015", Clone

    Valve Spring Shim .015", Clone

    Regular price $3.00 CAD
    Regular price Sale price $3.00 CAD
  • Gx390 Intake Valve Spring Retainer

    GX390 Intake Valve Spring Retainer

    GX390 Intake Valve Spring Retainer

    Regular price $13.00 CAD
    Regular price Sale price $13.00 CAD
  • Gx390 Exhaust Valve Spring Retainer

    GX390 Exhaust Valve Spring Retainer

    GX390 Exhaust Valve Spring Retainer

    Regular price $13.00 CAD
    Regular price Sale price $13.00 CAD

Be the First to Know

Be the first to know about new products and exclusive offers. Sign up below.

  • Facebook

Country/region

  • Australia USD $
  • Canada CAD $
  • United Kingdom GBP £
  • United States USD $
Payment methods
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa
© 2026, Bullfrog Motosport Powered by Shopify
  • Refund policy
  • Privacy policy
  • Terms of service
  • Shipping policy
  • Contact information
  • Choosing a selection results in a full page refresh.
  • Opens in a new window.