Reference: GR06337
cylinder base seal DR Racing for scooter Vespa 50/90 and 125 Primavera - ET3
Ideal for winding without leaking your cylinder / head Vespa.
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Attention high engine exceeding the regulatory capacity of 50cc, for competition on the track, run ...
Here are the top engine iron minacrom (high quality materials) with high compression cylinder at DR Racing. A complete kit for engine performance and exceptional reliability standards. Its displacement reached 74,60cc specifically for 47mm diameter bore with a cylinder with no less than 8 admission and transfer of exhaust booster revised upwards compared to the model with 3 or 6 transfers, engine performance significantly improved.
His stroke is 43mm with a compression ratio of 1: 10.7. Clearly, a high motor ideal for refurbishment and additional quality performance. The cylinder head is a model all-aluminum, lightweight and designed in materials such as cooling will be improved. Hemispherical chamber with a smooth and rough finish.
The piston chooses to accompany this high engine is a bi ASSO segments with specific treatment ensures better heat exchange and performance to boot. The latter has a high domed cap increasing the compression ratio considerably, a preparation on the transom via two openings to improve the filling of the intake and rear grease to the cylinder.
Two treated steel segments, chrome specific shape at the piston pins. Through the thickness of 1.5 mm of the latter, the torque will be greatly improved with the increased friction at the expense of high modes. Of course, supplied with its axis Ø12 X 40 mm length and 2 clips G.
Delivered complete as presented. As you can see, this little monster performance combines strength, price, reliability, durability ....
We recommend to accompany this high engine with at least: a carburetor 19 or 21 mm for the better, a setting you change with increase or decrease in weight of your wheels, a spark unbridled racing, cold candle racing, oil 100% synthetic engine, racing exhaust relaxing ...
contains:
-cylinder Cast minacrom 8 transfers and exhaust to boost
-Culasse High compression aluminum
-piston Bi segment
-Segments Chromium steels
Axis-piston Ø12 X 40 mm
-Clips G
-pack seal
-Stud Exhaust with screws
Installs on:
- Piaggio Vespa 50 2T 67-82, Vespa FL 50 2T 90-90, Vespa FL2 AUTOMATICA 50 2T 90-91, FL2 Vespa HP 50 2T 91-97, Vespa 50 N 2T 89-90, Vespa PK 50 2T 82-84 Vespa PK AUTOMATICA 50 2T 84-89, Vespa PK XL 50 2T 85-88, Vespa PK XL PLURIMATIC 50 2T 85-90, VespaPK XL RUSH 50 2T 88-89
Optional we offer a preparation course 1, this preparation is a modification of the channels and the exhaust port by increasing the charts and improvement of the duct, it increases the cylinder performance. Improved piston and bottom skirt is also included in the amendment. Allow a little extra time for this preparation!
Reference: GR06337
Ideal for winding without leaking your cylinder / head Vespa.
Reference: GR00671
Ideal for winding without leaking your exhaust with Ø6mm studs.
Reference: PT00080
Spare piston high quality DR Racing, available in 3 wear ribs adapted to your cylinder.
Reference: SG15036
Ideal for the maintenance of your cylinder / piston 75cc in diameter 47mm on scooter Vespa.
Reference: TS00151
Replacement aluminum cylinder head, high compression for kit 75, 85cc in diameter 50mm Ø47mm cast iron for Vespa model air-cooled engine.
Reference: 140.0058
The famous big kit Ø57,5mm for your vespa APE, PK, HP, XL, SPECIAL ... 2T 50cc!
Reference: 140.0053
The famous POLINI SPORT 75cc kit for PIAGGIO APE and VESPA PK 50, XL, HP ...
Reference: 004800
The famous ATHENA FONTE 75cc kit for PIAGGIO APE and VESPA PK 50, XL, HP ...
Reference: KT00013
A high quality and resistant engine! Model with cylinder head, cast iron cylinder equipped with 6 transfers.
Reference: 3116252
A large, heavy-duty, heavy-duty motor that drastically increases engine capacity from 80 to 139cc!
Reference: 31 8690
The famous MALOSSI 102cc kit for your old VESPA PK, HP, XK, SPECIAL, PIAGGIO APE ... 50cc!
Reference: 31 7903
The famous kit MALOSSI 75cc for your old VESPA PK, HP, XK, SPECIAL, PIAGGIO APE ... 50cc!
Reference: 31 8694
The famous very large Ø57.5mm kit for your APE, PK, HP, XL, SPECIAL ... 2T 50cc vespa!
Reference: KT00012
A high resistant large diameter motor of very good quality! Model with cylinder head, cast iron cylinder equipped with 3 intake transfers and an ovalized exhaust outlet revised upwards!
Reference: KT00011
A high quality and resistant motor! Model with cylinder head, cast iron cylinder equipped with 3 transfers.
Reference: KT00014
A high resistant large diameter motor of very good quality! Model with cylinder head, cast iron cylinder equipped with 6 intake transfers and an ovalized exhaust outlet revised upwards!
Reference: 31 8691
The famous MALOSSI 100cc kit for your old VESPA PK, HP, XK, SPECIAL, PIAGGIO APE ... 50cc!
Reference: 140.0053/R
The RACING version of the 75cc POLINI for PIAGGIO APE, VESPA PK 50, HP, XL, SPECIAL ...
Reference: 18500000
A high quality and resistant PINASCO motor! Model without cylinder head, cast iron cylinder equipped with 6 transfers.
Reference: 25010880
The fabulous 85cc PINASCO Ø50mm cylinder for your old VESPA PK, HP, XK, SPECIAL, PIAGGIO APE ... 50cc!
Reference: 140.0056
The famous POLINI SPORT 100cc kit for PIAGGIO APE and VESPA PK 50, XL, HP ...