Remanufactured engines brought to you by Mechanical Innovation Factory Inc. We have an extensive catalog of 4-Stroke Polaris Engines available in stock. Prices on available engines below.
Ranger XP1K Northstar $4999.98
Ranger 800 2011+ $3999.98
Early Rgr/Spt 800 $3,499.98
Rgr 700 Efi $3,299.98
Rgr/Spt 700 Carb $3,199.98
Sportsman 850 Complete $5,699.98
Rgr/Spt 500 All Years $2,399.98
Spt 570 $2,999.98
Rzr 170 $2,899.98
Spt/Mgn 330 $2,799.98
Yes we'll rebuild your core. Yes we have short lead times. Yes we have a great warranty.
Order website direct or confirm current inventory at the website link below.
All engines are cleaned & blasted. Reman engines receive new pistons & rings, seals, gaskets, water pump seal kit, oil pump, timing chain, and oil filter. All other items are spec checked. Parts replaced as needed. Heads are rebuilt with new valves & guide seals. Crankshafts are inspected and replaced if not in near new condition.
Shipping
Shipping is UPS Ground. Most engines are sent out in a wooden crate with insurance. No PO boxes. Physical address required. Tracking is uploaded & available when shipped. Adult signature required on delivery.
Core Requirements
Core value is pro-rated based on condition. We require good case halves & cylinder head to receive a full refund. Simply repack your core in the crate your new engine arrived in and return to MIFI. Buyer responsible for return shipping.
Warranty
All reman engines come with the MIFI guarantee. 6 Month parts warranty included on all engines. Labor isnt covered. Any questions please reach out. Warranty paperwork will be provided with engine order. Please fill out completely & email a copy back prior to engine install.
Returns
No returns on Reman engines. Sales are final at checkout.
About Us
Mechanical Innovation Factory is a licensed Powersports Dealership. We specialize in Remanufactured engines & Transmissions. MIFI also offers a large variety of New/Used powersports parts & vehicles. We pride ourselves as being a diverse & unique dealership that focuses on quality & customer experience.