• Common 911 Oil Leaks

    Common 911 Oil Leaks

    911s have great performance but they do need maintenance. Oil leaks are a common problem on older Porsche models as well as new models. Valve covers are infamous for leaking, specifically on the 911s equipped with magnesium valve covers. If it is leaking, change the gaskets first. There are available silicone beaded gaskets which more flexible and

  • Intermediate Shaft Repair

    Intermediate Shaft Repair

    At HD Motorwekrs alot of our customers have experienced problems with the IMS (Intermediate Shaft). Now new and better solutions are available to fix this chronic problem. Now there is a way to get around the single row ball bearing found in model year 2000-2005 M96 motors. The amount of “fixes” coming to market for

  • PROJECT BOOST 1000 WHP 997 TURBO

    PROJECT BOOST 1000 WHP 997 TURBO

    In collaboration with Todd Knightion of Protomotive Inc, AR, this 997.1 Turbo was transformed from an already fast 485 bhp stock car to a 1000 whp rocket (@ 28 psi).   To acheive such power, the stock 3.6L engine was converted to 3.8L with stronger, state-of-the-art internal motor upgrades, including forged pistons, rods, headstuds, valve

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