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3116919 52mm BIG BORE KIT for DRR ATCs
3116919 52mm BIG BORE KIT for DRR ATCs
 
List Price: $499.00 $499.00
Our Price: $432.95 $432.95

Availability:: Usually Ships in 24 to 72 Hours
Product Code: 3116919

Description
 
THE WILDEST KIT YET OFFERED. 90cc performancBOLTS ON TO STOCK DRR AND APEX 42mm Stroke 90cc Cranks!!!!

The new MHR Bigbore 90cc now Available. Attention! Crankshaft Malossi MHR Team 42.3mm stroke/85mm conrod required, or can be also used with 42.3mm stroke/90mm conrod with 5mm cylinder base spacer! The cylinder is based on the smaller 77cc big bore kits, however with the difference that the 90cc version can only be used with the special big bore crankshaft with 42.3mm stroke and 13mm gudgeon pin. Due to the extreme increase in capacity, 26 hp are possible. NO CASE MILLING REQUIRED ON 90cc CASES.

Requires HEAD PLUG

UPGRADE - You can use Malossi high performance crankshaft #5316912 with the use of a 5mm spacer kit - #0716344



TECH NOTE: TRIM CYLINDER STUDS FOR HEAD COVER CLEARANCE
e but with the stock crankshaft.