Tag: C4

Power Steering Pump Replacement Cheat……..

Let me save you some money. The $400 stock OEM C4 pump is nothing more than a generic GM V8 LT1 Caprice station wagon pump with a different pressure control valve installed to provide higher effort steering. The C4-specific valve is available separately from GM for about $18 and it drops into the high pressure […] More »

  Comments | By - April 21, 2010

Transmission Problem Solving

I have an automatic, 93 LT-1 that I autocross. The course that I was running was low speed and I could run in \”L\” range and stay off the rev-limiter. While staging in my next to last run, I found that the automatic transmission was not shifting until 3500 rpm, unless I would take my […] More »

  Comments | By - April 21, 2010

1994 Firebird Part for 1991-1996 Corvette Front Hub Bearing

Thanks to TomH91 for the tip (and promise that it would work). I replaced my front hub bearings with 1994 Firebird parts. Why? Cuz the SKF bearings are in stock at Pep Boys for $109 and the vette parts have disappeared at prices below $200. What\’s the difference? Hardly anything. The Firebird flange that bolts […] More »

  Comments | By - April 21, 2010

C4 Front Spring Removal

I have gotten lots of emails for this write up so I\’m dropping it in here also. Front spring removal on a C4 Corvette (This covers non adjustable suspensions. However adjustable suspensions should be the same except the shock & actuator removal & handling.) NEVER PLACE ANY BODY PART UNDER OR NEAR THE COMPRESSED SPRING! […] More »

  Comments | By - April 21, 2010

Early LT1 Power Steering Upgrades for Reliability at Higher RPM

>>LT1 P/S Failure Overview: The previous owner of my car had 2 types of recurring, very frustrating failures of a \’93 LT1. This resulted in DNF\’s and mandatory trailering after about 12 of 24 road track events. We battled these issues by installing fresh factory and aftermarket parts. This was fruitless. Special SCCA Trans Am […] More »

  Comments | By - April 21, 2010

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