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  1. Whoopee Doo Racing: D16A1 with a SOHC transmission

    Showcase
    This is from a customers turn key build. I apologize for the lack of pictures, I lost of 3/4 of the pictures taken during this project due to a theft. D16A1 block and head 75.5 x 90 custom CP Pistons Scat rods ACL bearings ARP headstuds Cometic .028" headgasket Canton 5.5qt oil pan 1980's huge...
  2. Gauging demand, MFactory DOHC ZC 3/4 gears.

    Whoopee Doo Racing
    I will only have MFactory make these once there is enough actual demand. This means I need 10 partially refundable 50% deposits. 3rd and 4th gears for 92+ fitment. Straight-cut gear teeth. Ratios will be close to 1.346 3rd, 1.033 4th. Power rating will be between 400-500whp. Final ratios...
  3. MFactory Oil Cooler Kits now available again!

    Whoopee Doo Racing
    -High-efficiency 19-Row design outperforms similarly priced coolers on the market -Incorporates a filter relocation kit, permitting the filter to be placed in a location of your choice -Stainless-braided hoses with -10AN couplings to ensure the hoses are reliably secured -2 x 1/8 NPT sensor...
  4. AEM EMS and Ignition Components

    Whoopee Doo Racing
    AEM Series 2 EMS AEM's Series 2 Programmable Engine Management System is more powerful than its predecessor. In addition to more robust hardware, there are several improvements over the original EMS. Like its predecessor, AEM's Series 2 Plug & Play EMS plugs directly into a vehicle's factory...
  5. MFactory Stage 1 Racing Axles

    Whoopee Doo Racing
    Now available for the 92-00 D series! Put more power to the ground with the MFactory Stage 1 Racing Axles, designed specifically for the high performance Road/Race market and conservatively rated to 450whp. -Made from 100% Pure Australian Steel -Axle Shafts & 10% larger 6-Ball CV Joints Forged...
  6. MFactory Metal Plate LSD

    Whoopee Doo Racing
    The MFactory Metal Plate LSD has gone into production and will be ready in 4-6 weeks! These are for 40mm standard axle fitments (non DOHC ZC). Through the smooth and constant distribution of power to the wheels, the MFactory Metal Plate LSD puts the power-to-the-ground and maximises your...
  7. SEMA, LA and South Carolina

    Whoopee Doo Racing
    For anyone that will be attending SEMA, come by and see me! I'll be at the MFactory booth all week. If you're not attending the show but will be in the area let me know, I'll be in Vegas from the 1st until the 8th. After that I'll be headed out to LA for a week. If you need a trans built and...
  8. Action Clutch on a budget?

    Whoopee Doo Racing
    After speaking with Alex of Action Clutch today I'm ready to throw this out there. Many people are using ebay clutches due to pricing. These clutches use pressure plates that are made in China (not always a bad thing, but not good in this case). Some are also using Exedy organic clutches that...
  9. MFactory close gear set giveaway

    Whoopee Doo Racing
    Sale has ended. Stay tuned for the winner. Who: D-Series.org members that registered before 8-26-09 at 11:59PM EST. Open to members who have joined after that date who have posted something useful. What: MFactory D series Close gear set When: Ends 9-30-09 at 11:59PM EST. Drawing will...
  10. Free MFactory 3.083 first gear

    Whoopee Doo Racing
    Special has ended. This special will end on 9-13-09 at 11:59 PM EST. Only open to D-Series.org members who joined before 8-13-09 Free MFactory 3.083 first gear when you purchase the following from Whoopee Doo Racing: MFactory LSD (40mm) MFactory differential bearings MFactory final drive...
  11. MFactory D Series Dog Gear Set

    Whoopee Doo Racing
    This thread is for information about the proposed MFactory Dog Engagement Gear Set. There are two options we are currently looking at. Ratios are TBD. 1. Our standard material as used on our close gear set and final drives currently offered. The only way this option would be used is if we...
  12. MFactory DOHC ZC LSD Pre-Order

    Whoopee Doo Racing
    These are not officially being produced yet, please read this post in its entirety. After several people have asked me about an MFactory helical LSD for the DOHC ZC, I thought I'd see if there is enough serious interest. LSD would be exactly the same as the current D Series LSD, but will use...
  13. New Product Announcement: MFactory 35mm Helical LSD

    Transmission alley
    The MFactory D Series 35mm Helical LSD is now available for Pre-Order exclusively through Whoopee Doo Racing. For cable and hydro small bearing transmissions (STD, DX, CX, LX, VX, HF). Pre-Order price is $599.95 and includes shipping within the US 48 states. For more info, see the 35mm LSD...
  14. MFactory 35mm Helical LSD

    Whoopee Doo Racing
    EDIT: To increase interest in these, I've changed the pre-order details. The MFactory 35mm D Series LSD is now available for Pre-Order exclusively at Whoopee Doo Racing. This LSD is for small bearing cable and hydro transmissions (STD, DX, CX, LX, VX, HF). -Made from 100% Pure Australian...
  15. MFactory Final Drives

    Whoopee Doo Racing
    First and second too long on the strip or autocross? Want to have more fun on the way to the daily grind? Keep reading... -Made from 100% Pure Australian Steel, NOT cheap Chinese Steel -Advanced gear geometry designed using industry-leading software puts more power to the ground Available...
  16. MFactory Helical LSD

    Whoopee Doo Racing
    MFactory helical LSD Available fitments: 40mm DOHC ZC (40mm, large axle) 35mm -Made from 100% Pure Australian Steel, NOT cheap Chinese Steel -Precision-machined from High-Tensile Forged Chromoly Steel for increased strength and durability -Only the highest quality Brighton-Best Hardware is...
  17. MFactory LSD Review

    Transmission alley
    So here is my little review of the MFactory D Series (40mm) LSD. This is the prototype unit that I inspected and am currently running in my 96 hatchback. Trans is a EX D16Z6 trans I rebuilt a couple months ago as a backup and decided to use for the testing. Appearance of the diff is great, no...
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