Chevy BBC 454 Dual Idler Noisey Timing Gear Drive Set looks beautiful when you pop

looks beautiful when you pop the bonnet

resistance and turns ratios to deliver10-15% more energy than the OEM coils

4340 chromoly H-beam connecting rods

premium-grade 4140 chromoly steel

these replacement mounting cap assemblies from Speedmaster will get your project back on the road

Chevy BBC 454 Dual Idler Noisey Timing Gear Drive Set looks beautiful when you popSpeedmaster gear drives are great for you folks who want better timing. Their dual idler design has CNC machined components and they are easy to install. These drives fit under your stock timing cover and come complete with instructions. Minor machining may be required on some applications.