Mofoco 040 Dual Port New Cast Stock Cylinder Head ***SCORE APPROVED***

# MFC-CCH040


MOFOCO boasts the only completely MADE IN USA VW Aircooled Cylinder Heads. The 040 head is a stock replacement cylinder head with 35.5mm intake valves and 32mm exhaust valves. We have specifically designed these castings for better cooling and better performance than original castings.


35.5mm Intake Valve

32mm Exhaust valve

53cc Combustion Chambers

Heavy Duty Springs

Aircraft Casting Technology

Larger & Smoother Port Design for Better Flow

Thicker Port Walls & Larger Intake Face

3/4 Inch Reach Spark Plugs

More Cooling Fins - Thicker & Stronger

Thicker Combustion Chamber Ceiling

Standard Bore

Machined on CNC-NC Milling Machines

These come standard to fit stock 85.5 Cylinders. If you want larger bore please specify the size you need when placing your order. There will be a $20 charge per head for larger bores.

Note: These heads are priced individually. It is strongly recommended you purchase a pair for optimal performance

Price: $229.99
Stainless Steel Vavles
Intake & Exhaust  $25.00
Machine Head for Dual Plugs


Dual 12mm Spark Plugs  $100.00
Custom CC heads (write in CC size)
Custom Combustion Chambers  $60.00
Dual Springs & Chromoly Retainers

Dual Springs are recommended for hi-rev applications and come with chromoly retainers.

Yes  $40.00
Port & Polish
Bore Size*

Select the desired bore size. Standard size of 85.5mm & 87mm cylinders; 90.5/92mm or 94mm sizes are available.

85.5 / 87mm 
90.5 / 92mm  $25.00
94mm  $35.00
Quantity:  head
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