Seller notes

Professional Installation is Highly Recommended (No Instructions Included) Gearhead Online's all new for 1974-86 Jeep Hydro Boost power brake booster kit generates 1200 to 2000psi to the calipers and is fitted with a Wilwood master cylinder and Blackout adjustable prop valve. The Hydro-Boost is powered by hydraulic pressure from the power steering pump. It requires 'no vacuum'. This has several advantages. No external vacuum pump required on low vacuum high performance motors. No 'small bore' ma...

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