Technical Update

Since the Top Flite Giant P-51 ARF was released, new gas engines have become available.
The DLE55 Rear Exhaust (DLEG0455) with the stock mufer, the DLE61 Side Exhaust
(DLEG0061) with the J’TEC JTCDL61WPTF Wraparound Pitts mufer (JTCG2173) and the O.S.
GT60 (OSMG1561) with the J’TEC JTCOSGT60WPTF Wraparound Pitts mufer and 2" [51mm]
Standoffs (OSMG8962) work well. Included are the bolt patterns for the gas engines along
with the bolt pattern for the Rimre 65cc electric motor.
1. Cutout the bolt pattern for the engine to be installed
and tape it to the front of the rewall aligning the
embossed lines on the rewall with the lines on the
bolt pattern. The lower two blind nuts may need to be
removed and a short piece of 5/16" [8mm] wooden
dowel glued in the holes.
2. The DLE55 and DLE61 will require plywood spacers
3/4" – 1" [19mm – 25.4mm] thick between the aluminum
standoffs and the rewall. The O.S. GT60 will require
plywood spacers 1/2" – 3/4" [12.7mm – 19mm] thick.
Coat the plywood spacers with epoxy or a fuel proof
paint before installing.
3. Drill a 13/64" [5mm] hole through the rewall and
plywood spacers at each of the appropriate
locations marked with an “X” or “
+”.
4. The bolts included with the DLE engines are too short to pass through the rewall and
spacers. 10-32x 2" [50mm] Socket head cap screws, #10 lock washers and #10 fender
washers will be required to mount the DLE engine. The bolts included with the O.S. 2" [50mm]
standoffs are also too short. 5x40mm Socket head cap screws are required.
®
TOPA0700ADDN01 © 2016 Top Flite, a Hobbico company.
TECHNICAL UPDATE
5/16" [8mm] WOODEN
DOWEL GLUED IN THE HOLES.

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