Dyno Cams VKK Retainer and Keeper Kit - Raptor Dual Springs - Flathead Racing 40mm rear hub Racers gain from reduced blow-by

Racers gain from reduced blow-by

which is the standard size for compliant RLV mufflers used in LO206 stock class racing

but if your engine and components aren't breathing correctly

it means staying in the fight for position rather than pitting early due to poor handling

SKU: MCPBSL55 – Invest in this for the long haul

Dyno Cams VKK Retainer and Keeper Kit - Raptor Dual Springs - Flathead Racing 40mm rear hub Racers gain from reduced blow-byWhen you're sourcing from a top tier karting store, securing the Dyno Cams VKK Retainer and Keeper Kit is a critical step for bulletproofing your valve train under extreme RPM loads. Precision engineered for Raptor dual springs, this kit locks your valves firmly in place during high stress racing conditions. Valve float and slippage are the enemies of horsepower, often leading to catastrophic failure or severe power loss on the track. By upgrading to