Comp Cams ROCKER ARMS 348/409 CHEVY 1.7 ULTRA PRO MAG 4G4RBF These reinforcing crankshaft adapters bolt

These reinforcing crankshaft adapters bolt on behind the flexplate to extend the pilot 1/2-inch toward the transmission

HYDRAULIC: Biggest for inboard/outboard

Tuck the wire behind the A-pillar cover and run it down to the driver’s footwell

BB1403: 60 Tooth tone ring 14 bolt

5HP Motor – Reliable

Comp Cams ROCKER ARMS 348/409 CHEVY 1.7 ULTRA PRO MAG 4G4RBF These reinforcing crankshaft adapters boltUltra Pro MagnumT Roller Rocker Arms not only live up to the lofty standards of the original Pro MagnumsT, but they also take stud mount rocker performance, stability and value to a whole new level. The 8650 chromemoly material and arched, web like design deliver increased strength and rigidity while still reducing the moment of inertia and optimizing the dynamic balance. A unique black oxide exterior finish helps prevent corrosion and increases