About this product
Hydraulic - Magnum: Great for street machines. Use headers and 9:1+ compression. In 396-402 use 2500+ stall and lower gears. Rough idle.
Great for street machines. Use headers and 9:1+ compression. In 396-402c.i. use 2500+ stall, lower gears. Rough idle.
Hydraulic - Magnum: Great for street machines. Use headers and 9:1+ compression. In 396-402 use 2500+ stall and lower gears. Rough idle.; 280/280 Advertised Duration, 230/230 Duration .050", .520"/.520" Lift, 110 Lobe Separation; Valve spring upgrade required
Chevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts
Description supplied by JDMuscle through its current Shopify listing. Product, performance, and health claims are the seller’s and have not been independently verified by StorkScout.






