19433160 Chevrolet Performance Base Kit

Description

19433160 Chevrolet Performance Base Kit Replaces 19331576, 19419002
508 HP Z502 Fully ZAssembled Base Kit

Foundation for Big-Block torque

For the builder who wants the super-strong bottom end and high-flow aluminum oval-port cylinder heads, but also wants to finish the engine his or her way.

ZZ502-502 Base Tech Specs

Part Number: 19331576
Engine Type: Chevy Big-Block V-8
Displacement (cu. in.): 502
Bore x Stroke (in.): 4.470 x 4.000
Block (P/N 19170540): Cast-iron with four-bolt main caps
Crankshaft (P/N 10183723): Forged steel
Connecting Rods (P/N 19170198): Forged steel, shot-peened
Pistons (P/N 12533507): Forged aluminum
Camshaft Type (P/N 12366543): Hydraulic roller
Camshaft Lift (in.): .527 intake / .544 exhaust
Camshaft Duration (@.050 in.): 224° intake / 234° exhaust
Cylinder Heads (P/N 12363390): Aluminum oval port; 110-cc chambers
Valve Size (in.): 2.250 intake / 1.880 exhaust; stainless steel
Compression Ratio: 9.6:1
Rocker Arms (P/N 12368082): Stamped steel
Rocker Arm Ratio: 1.7:1
Recommended Fuel: Premium pump
Ignition Timing: 32° total @ 4,000
Maximum Recommended rpm: 5800
Balanced: External
UPC 195491349049

Engine Includes:
• Fully GM assembled long block
• Black Cast Aluminum Valve Covers
• Oil pump, pick-up and oil pan
• 14” Auto Trans Flexplate
• 8” Harmonic Balancer
• Front timing cover

Technical Notes:

Distributor P/N 1104067 or melonized distributor gearP/N 10456413 must be used on all crate engines with steel camshafts.
• The clutch linkage boss is cast in this block, but it is not drilled or tapped.
• When using cast iron exhaust manifolds the lower head bolt may need to be replaced with bolt with shorter heads.
• Requires electric fuel pump because the GenVI block has no mechanical fuel pump boss.

Service Parts Listing

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