The Hotstart PER-101FP is an In-Block Heater that mounts directly into the water jacket of heavy-duty truck engines. Designed to ensure reliable engine starts even in the coldest conditions. Order your PER-101FP in-block engine heater today from Power Systems Plus in Oregon!
Most in-block heaters have lead times because they are built to order. The PER-101FP has a lead time of 3-4 weeks plus transit. Message us today before ordering to confirm availability!







