Our 4.1 stroker short block is the perfect upgrade for GTR owners looking for a bulletproof bottom end to handle big power while improving overall spool up and torque. Whether you need to drag race every weekend or race an endurance road course, this short block will handle all your needs.
The 4.1 Stroker Short Block Includes:
- Custom billet 4340 steel crankshaft with a 94mm stroke
- Boost Logic Spec'd Manley "Turbo Tuff" VR38 Connecting Rods
- Boost Logic Spec'd Manley "Platinum Series" VR38 Lightweight Forged Pistons
- Boost Logic Special Coated Engine Bearings
- Boost Logic Precision Assembly
Optional C350 Wrist Pin Upgrade: available at an additional cost per set of 6. This wrist pin is a unique material sourced out of Austria and is used in all Pro Mod level platforms delivering over 3000+ HP.
Shipping weight: 150 lbs.