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Version 1.00 3-25-2008
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Message from BMI Racing Pro-10 is poised to make a return as a popular racing class, with racers tiring of the costs, complexity and steep learning curve associated with 4wd sedans this new class is an inexpensive, fast and simple way to enjoy racing again. BMI Racing’s R&D team have been working to develop a state of the art Pro-10 car that is far beyond the old technology of 235mm pan cars, the result of this program is the new DB10R. Based on our ultra successful DB12R 1/12th scale racer t
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Front suspension assembly Step 1 Locate your lower front suspension arms and the hard anodized alloy pivot balls. Note that the arms are not symmetrical. Step 2 Pop the pivot balls into the arms with the shoulder on the ball facing up. Do this by placing the ball on a hard flat surface and placing the arm over the Locate your upper suspension arm rod ends. Note ball. Carefully push the arm down over the pivot that the top side of the rod end opening is smaller ball. Be careful. It w
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Step 7 Step 6 Locate the Ti front axles, four 4-40 alloy lock nuts, and two alloy pivot balls. Thread the Ti axles into the steering spindles. Note that the threads on the axles that go into the spindles are left hand. After the axles are fully seated tighten an alloy 4-40 lock nut onto the threaded stub coming out the back of the spindle. Thread the alloy pivot balls into the holes on the Attach the upper suspension arm assembly to the steering arms and secure them with alloy 4-40 lock
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Step 9 Locate four 8-32 x 5/8” screws and 4 thin and 4 thick nylon lower suspension arm risers. Pass a screw through the chassis and slide a thin and a thick nylon riser over the screw. Start threading the screw into the lower suspension arm but do not tighten it. Pass another screw through the chassis and slide a thin and a thick nylon riser over that screw. Start threading the screw into the other hole on the lower suspension arm. Tighten both screws. Repeat on the other side. Special N
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Step 11 Step 12 Take a minute to prepare all your carbon components Locate the delrin center pivot assembly one 4-40 x ¼” for assembly. With a file or sand paper knock off any and two 4-40 x 3/8” flat head screws. sharp edges along the perimeter or the carbon parts. Attach the center pivot assembly to the rear most hole The cell slots in the chassis are designed to fit the in the center of the lower chassis plate with the ¼” cells properly if you just knock off the sharp edges. If screw.
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Step 15 Step 16 Locate and install the two long gray anodized threaded spacers as shown with 4-40 x ¼” flat Locate the two alloy rear pod plates, the alloy rear head screws pod plate spacer tube 2 4-40 x 3/8” flat head screws and 4 4-40 x ¼” flat head screws. Attach the alloy pod plates to the lower carbon pod plate with the 4 4-40 x ¼” screws. Attach the alloy rear pod plate spacer tube to the allow rear pods with the 2 4-40 x 3/8” screws. Step 17 Locate 2 4-40 x ¼” flat head screws, 2
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3. Apply 10000wt silicon diff oil to the pistons and insert them into the damper tubes. 4. Attach the alloy pivot balls to the bottom of the Step 18 pod top plate and the tops pf the side wings as shown above. Secure them with alloy lock nuts 5. Attach a black medium ball stud on top of the top pod plate in the front and center hole. Secure it with an alloy lock nut. 6. Attach the carbon pod top plate to the alloy rear pod plates 7. Snap the ball cups of the assembled damper tubes ont
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Step 21 Step 22 1. Attach the battery retention plate to the 3 alloy stand offs with 3 4-40 x ¼” flat head screws. Locate the rear axle parts bag. There are a couple of steps 2. Assemble the IRS Nickel-Teflon Macro Shock as per that can make your diff last longer that should be done at the included instructions with 40wt silicon shock oil. this time. 3. Install the included center shock spring onto the Use the right alloy diff hub as a holder and sand both sides shock and snap the shock i
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Step 24 Step 23 Install a 4-40 x ½” set screw into each flex plate. Special note: Insert the IRS precision ride height adjuster cams into While these long set screws were initially designed the rear alloy pod plates. Insert a 3/8” x ¼” flanged to be tweak screws in testing we found the nature bearing into each ride height adjuster and insert the of the rear suspension system never lets the car axle as shown. Install your favorite wheels and get tweaked. measure the width of the car. Shim as
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Step 27 The Servo mounts are attached to the lower chassis with two 4-40 x ¼” flat head screws. At this time drill out the center holes on your servo saver (not supplied) for two Nickel Teflon ball studs. Secure them with two 3/16 alloy lock nuts. Locate two titanium turnbuckles and four black ball cups. Assemble them as shown and adjust them to an over all length of 2.66” (67.5mm). This is a starting point. You will need to reset their length after setting your camber in order to achi
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Mounting Electronics (4 cell & Saddle LiPo) The “Center Mass“ chassis layout of the DB10R is one of the features that really puts this car ahead of the pack. This chassis design moves the batteries forward and places the electronics between the battery and the motor pod. This accomplishes two things. 1. The batteries are moved forward to obtain the proper weight distribution. 2. The electronics are located in the most efficient location (short power wires, tidy receiver wiring). This lay ou
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Mounting Electronics (Stick LiPo) This is the recommended electronics installation when the DB10R is powered by a stick LiPo battery. You will need to purchase the “Stick LiPo Mounting Kit” (www.bmiracing.com, DB5900) in order to fit the battery. The “Stick LiPo Mounting Kit” consists of 2 longer alloy stand offs that makes room for the taller battery. Note that this lay out is not ideal as you will need to add weight equal to the weight of your speed control to the right side of the car to
