350 ci SB Chev - Flat Top Hypereutectic Pistons, 357 c.i., 4.040" bore, 3.480 stroke, 5.700" rod length, -5.0cc dome volume Angle_150° No other magneto can match

No other magneto can match the Pro Mag in rise time

Performance replacement for stock hydraulic roller lifters or retro - fit hydraulic roller lifters for non - roller blocks

Standard Motor

Fits SB Chev 305-350 Vortec (Fits Most Aftermarket Aluminium Intake Manifolds)

Overall Height: 228mm (9")

350 ci SB Chev - Flat Top Hypereutectic Pistons, 357 c.i., 4.040" bore, 3.480 stroke, 5.700" rod length, -5.0cc dome volume Angle_150° No other magneto can match350 ci SB Chev Flat Top Hypereutectic Pistons 357 c. i., 4. 040" bore, 3. 480 stroke, 5. 700" rod length, 5. 0cc dome volume These ruggedly durable pistons are made with exclusive high strength FM425 alloy, and enhanced with 16. 5% silicon for excellent tensile strength and scuff resistance. This advanced metallurgy permits tighter bore clearances, which help minimise noise on cold engine start up. These pistons are the ideal choice for street