New 1 GM Chevy 5.0 OHV 305 Vortec #520 #059 #113 Cylinder Head 96-2002 - Part #EQ-CH305B
Replaces Casting Numbers: 12552520, 12557113, 12558059, Intake Runner 170cc, Combustion Chamber 58cc. Made from the highest grade cast iron.
EQ bare heads – ready to install the valve train!
All EQ cylinder heads outperform their competitors!
- Thicker deck for greater strength
- Improved design resists cracking
- Superior port finish for increased flow
- Water flow redesigned for greater thermal conductivity
- Hardened exhaust seats
- CNC machined guides and seats
- 25-point quality check on every head
- 3-angle valve finish
- Competitive pricing
Casting / OEM:
Mercruiser/Quick Silver Cross Reference: