Name: Set of AMC Head 50 by 40 Valves, Dual High-Rev, Stage 2 P&amp;P
Brand: AA Performance Products
SKU: 022 470 103B P2-AMC X2
Availability: InStock

Set of AMC Head 50 by 40 Valves, Dual High-Rev, Stage 2 P&P

Part#: 022 470 103B P2-AMC X2

Description

This is a brand new (Set of 2) Stage 2 Port and Polished High Performance Cylinder Heads for a Porsche 9142.0L or Type 4 Bus/ Porsche 1.8L On the Porsche 2.0LThe Stock Spark plug holes will be welded up and relocated to the 914 2.0L position for that application.A 4 stud intake manifold will be required. Heads comes with stainless steel 50mm intake and a stainless steel 40mm exhaust valves, with harden keepers, chromoly retainers, and dual high rev springs.They areready to install.

Made from an AMC 1.8L type4 casting with breather using 8mm valvestems .

The heads can also be opened to 103 to accommodate the larger bore sizes.

Engine: Porsche 914 2.0L / Type 4, BusPorsche1.8L

Springs: Dual High Rev

Valves: 50mm Intake by 40mm Exhaust

Casting: AMC 1.8L

Plug Size:14mm (Replacement Bosch Number is W8CCor NGKis B5ES.)

Bore: 103works with103, 104, & 105mm Kits

Please Pick Bore size, and Spring Upgrade when ordering Above

Additional information

Weight	26 lbs
Dimensions	20 × 20 × 10 in
Choose Option	103/105 Bore Stage 2, 914 Plug Location, 103/105 Bore Stage 2
Head Chamber	As Cast, CC Heads Customization
Intake Manifolds	None Needed, Add Match-Ported AA Type 4 Manifolds (Stage 2)

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Set of AMC Head 50 by 40 Valves, Dual High-Rev, Stage 2 P&P

Description

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