NOCO GBX75 2500A 12V UltraSafe Lithium Jump Starter GBX75 550623020 Inner Diameter: 102mm

Inner Diameter: 102mm

but will fit in 65' - 89' and 'RS' 911's

This item is easy to install and can be concealed in the instrument panel or mounted to the engine compartment

mechanically bonded cores replaced with CAB-brazed

Fits all 356's (1950-1965) and 912 (1965-1969) models

NOCO GBX75 2500A 12V UltraSafe Lithium Jump Starter GBX75 550623020 Inner Diameter: 102mmAn all new design with extreme jump starting power for powerful engine starts. Rated at 2500 amps, this portable lithium car battery jump starter releases maximum energy at every start. Completely recharges in just 1. 8 hours, or go from 0% to jump starting in just 5 minutes of charge. Charge everything with USB C Power Delivery. Its internal power bank provides 60 watts of power to effortlessly power your favorite USB C devices. Simple, mistake free