Street Performance - Series I (87mm Bore) NE1641

# MFC-NE1641
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 (87mm Bore) NE1641

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 additional performance.



  • New engine case
  • STD/STD German crankshaft
  • Big bore pistons & barrels (87mm bore)
  • Blueprinted rods
  • All new bearings
  • New lifters
  • New performance camshaft
  • High volume oil pump
  • Mofoco 041 cylinder heads (39mm x 32mm valves)
  • Stock flywheel
  • Silicone rear main seal
  • Reconditioned German rocker arms
  • Balanced
  • Hot test run before shipping
  • 12 month warranty
Price: $4199.00
Flywheel Choice*
Add a lightened flywheel to your motor to improve acceleration at the line. Not Recommended for Bus applications
Standard Flywheel - 311-105-271CH 
12lb Lightened Flywheel - MFC60012  $60.00
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
Push Rod Choice*
Upgrade the stock push rods to chromoly push rods
Standard Push Rods - PR1000 
Chromoly Push Rods - 4034  $25.00
Head Upgrade

Upgrade the heads on the motor to Mofoco's 042 Cylinder Heads with 40mm intake and 35.5 exhaust stainless steel valves

042 Cylinder Head Upgrade  $100.00
Hydraulic Package
This is Mofoco's exclusive Hydraulic Cam and Lifter kit which will save you from having to ever adjust lifters again. This kit includes hydraulic camshaft, hydraulic lifters and chromoly push rods.
Hydraulic Cam & Lifter Kit - 2022, 113-109-309H, PR1000, W100  $199.00
Auto Stick Options
When you are installing a motor with an auto-stick transmission, you will need the correct oil pump and flex plate. This will insure you have no problems when doing the install.
Auto Stick oilpump & flexplate - 113-105-323B  $175.00