Street Performance - Series I (90.5mm Bore) BE1776

# MFC-BE1776
All new case engines are currently at a minimum of 24 weeks lead time. Rebuilt case engines are currently at a minimum of 16 weeks lead time. We are a family owned, performance, custom-build shop... and quality takes time. Buy with confidence directly from the engine builder. Mofoco has almost 55 years of experience in the VW industry building aircooled VW engines.
Street Performance - Series I (90.5mm Bore) BE1776

Street Performance - Series I. A popular choice if you're looking to step up from a stock displacement engine. Offers the same reliability as stock but gives you additional performance.


  • New engine case
  • STD/STD German crankshaft
  • Big bore 90.5mm pistons & barrels
  • Blueprinted connecting rods
  • All new bearings
  • New Lifters
  • New performance cams
  • High volume oil pump
  • Mofoco 041 cylinder heads (39mm x 32mm heads)
  • New stock flywheel
  • Silicone rear main seal
  • Reconditioned German rocker arms
  • Balanced
  • Hot test run before shipping
  • 12 month warranty
Price: $4299.00
Crankshaft Choice*

Upgrade the stock crankshaft to a 69mm counterweighted crankshaft. Designed to improve balance in the motor, reduce wear on the case, and extend the life of your motor.

Standard Crankshaft 
69mm Counterweighted Crankshaft 8120  $249.95
Flywheel Choice*
Add a lightened flywheel to your motor to improve acceleration at the line. Not Recommended for Bus applications
Standard Flywheel 
12lb Lightened Flywheel 311-105-271LCH  $60.00
Push Rod Choice*
Upgrade the stock push rods to chromoly push rods
Standard Push Rods 
Chromoly Push Rods 4034  $25.00
Rocker Shafts Choice*
Upgrade to solid rocker shafts to reduce valve train noise.
Standard Rocker Shafts 
Solid Rocker Shafts 21-2309  $95.00
Filter Pump Upgrade
Extend the life of your motor by adding on a filter oil pump with spin on filter.
Spin on filter pump 9206  $70.00
042 Heads Upgrade
Upgrade the heads on the motor to Mofoco's 042 Cylinder Heads with 40mm intake and 35.5 exhaust stainless steel valves
Stainless Steel Push Rod Tubes
SS Push Rod Tubes 8521  $45.00
Stock Clutch Kit
70 & Earlier: Pressure Plate, Disc Bearing   $129.00
71 & Later: Pressure Plate, Disc, Bearing  $129.00
Full Flow with In/Out Pump
Full Flow, In/out Pump 16-9702  $170.00