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  1. gn87man

    Search function not working

    Is it just me or is anyone else experiencing this issue with the search function not working over the past few days?
  2. gn87man

    Stock Headers & Stock Crossover Pipe

    Stock Driver Side Header - cracked in 2 places and will need a weld repair (please see pictures) - $70 Stock Passenger Side Header - Great condition with NO cracks - $100 Crossover Pipe - Great condition - $80 Or $220 for everything as a package deal All prices above do NOT include shipping
  3. gn87man

    Tuning Help

    I need some tuning help please. Any suggestions would be much appreciated. I think I am getting false knock. But I want to see what you guys think. The reason I think it is false knock is because I can be cruising at 40 mph and put the car in neutral and rev the engine to about 3500 - 4000...
  4. gn87man

    GNX Gauge Cluster Lights Not Working

    I have used the search function but could find nothing regarding my issue. I have a GNX gauge cluster installed on my 87 GN. The gauge lights just stopped working the other night, while I was driving. All gauges still work fine. I have checked all fuses and gauge bulbs and all are good. Any...
  5. gn87man

    Fuel like substance leaking from bottom of crossover pipe and bottom of downpipe

    I just installed a new rebuilt engine in my 87 GN. I have a fuel like substance (smells just like fuel) leaking from the bottom of the crossover pipe and the bottom of the downpipe (where the downpipe meets the exhaust under car). It is a constant drip from both areas. Car idles good. I...
  6. gn87man

    Valve Covers (2 Sets - Stock Height) & Valve Cover Breathers

    "Buick Motorsports" Black Valve Covers with brand new Fel-Pro 1600 gaskets installed - Great Condition - Stock Height - $140 plus shipping I installed the gaskets but then found out that I had to order new taller valve covers to clear my roller rockers. Finned Black and Silver Valve...
  7. gn87man

    Stock Headers with Stock Crossover Pipe

    Stock Headers with Stock Crossover Pipe The passenger side header and crossover pipe are in good condition The driver side header has two small cracks that will need to be welded (see pictures) $200 plus shipping
  8. gn87man

    Connecting Oil Pressure Sending Unit to VDO GNX Style Gage Cluster

    First off, I am a total rookie at wiring.... I currently have a GNX style gage cluster in the car. Before I had my old engine removed, the oil pressure readout at the gage was working fine. The guy who removed my engine misplaced the oil pressure sending unit. I am assuming he also removed...
  9. gn87man

    Stock Rods and Stock Pistons and Stock Center Main Caps

    Stock Rods and Pistons in good condition - $100 plus shipping Stock Center Main Caps with bolts in good condition - $30 plus shipping Came out of a 60k mile motor I upgraded to all forged parts and billet center main caps
  10. gn87man

    Valve Covers tall enough to allow clearance for TA Roller Rockers

    Hey guys, I am looking for tall valve covers which are tall enough to allow clearance for TA roller rockers. I would like them to be in good condition. Please let me know if you have a nice pair. Thanks! Landon
  11. gn87man

    IAC Angle Adapter

    Looking for an IAC Angle Adapter in excellent working condition
  12. gn87man

    Balancer (TA - Internal & External - SFI Approved) and Flexplate (Internal Balanced - SFI Approved)

    The following parts are brand new. I changed my setup to an externally balanced system after ordering these parts. Harmonic Balancer w/ Trigger Wheel (For internally or externally balanced setups) - SFI Approved - TA Brand ---> $270 + shipping (SOLD) Flex Plate (For internally balanced...
  13. gn87man

    Precision Maximum-Flow Oil System (a.k.a. Turbo Saver)

    Hey guys, I need some advice. I have the Precision Maximum-Flow Oil System (a.k.a. Turbo Saver) installed on my 87 GN (See attached picture). I sheared the crankshaft in half and sheared the # 2 Main Cap in half a while back. My rebuilt engine is almost complete. Questions: Does the...
  14. gn87man

    Upper Control Arm - Question

    Hey guys, Quick question....the engine is out of my car getting rebuilt. I noticed the rubber bushings on my upper control arms are worn out and rotted. The upper control arms appear to be stock. Please let me know what you think. I have attached some pictures. Should I replace just the...
  15. gn87man

    Hooker Headers - For Sale

    I have a set of Hooker Headers for sale. They came with the car (87 GN) when I purchased it about 1.5 years ago. They are in good condition, except for a small dent in one of the pipes, as shown in the pictures. They are 2" diameter. $200 o.b.o. plus shipping Please let me know if you have...
  16. gn87man

    A few questions about Hooker Headers

    Hey guys, I am finally going to install my rebuilt engine in about 3 weeks. It's been 19 months in the making. Long story, I'll share it later. Anyways, I have a set of hooker headers which I am debating on installing. I am beginning to do my own mechanical work on the car. I'm a...
  17. gn87man

    Question regarding Engine Block - After Hot Tank, Caustic Solution Bath and Pressurized Air

    Has anyone ever seen a block become extremely brittle and flake off into a powder while attempting to machine the block? Here is my situation... My engine builder informed me that the block has been dipped in the hot tank and into the caustic solution bath. The engine was also pressure...
  18. gn87man

    Richard Miller - Great Seller with smooth transaction

    Just want to say thank you to Richard Miller for a smooth transaction. I purchased a used stock 109 block from him about 3 months ago (Sept 2016). He even made a custom crate on which to ship the block! Very good communication as well. Thanks so much again Richard!
  19. gn87man

    Questions about switching to internally balanced crank

    Need some help please... I am looking to switch to an internally balanced crank. Which specific items need to be switched out if I do change from the stock crank to internally balanced crank? I believe I would need a new balancer hub and new flywheel? Is this correct? Anything else? Also...
  20. gn87man

    Internally or externally balanced crankshaft ?

    I am rebuilding my engine and I believe I need to purchase the externally balanced crankshaft. I have attached a picture of my flywheel and harmonic balancer. The harmonic balancer looks to have a weight attached to one side. I assume this means the rotating assembly is externally...
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