O.S. 12XZ ABC Engine

Features

A new crankshaft featuring a counter-balancing shape and a more efficient intake port.

The connecting rod is made of a new material, and the crankcase has been strengthened.

Improvements have also been made to the liner ports, inner head and the 12F slide valve carb.

A high-performance RP6 plug is included.

A special coating on the crankshaft reduces friction and wear, and the crankshaft is silicone-filled for smoother air/fuel induction

Tungsten weights offer better balance at high rpms

An IFMAR-approved 1/10 scale powerhouse!

Get more first-place finishes easily – just drop the O.S. 12XZ ABC into your on-road ride! Just like the original 12XZ Speed, it offers a compact, lightweight design and drilled cooling fins to improve your vehicle’s all-out performance power. Designed for today’s leading on-road world champions, they’re also perfect for extreme events like the IFMAR World Championships, too!

Specifications

Displacement: 0.128 cu in (2.10 cc)
Bore: 0.543 in (13.8 mm)
Stroke: 0.551 in (14.0 mm)
Practical rpm range: 5,000-40,000

Power output: 1.65 hp @ 34,000 rpm
Engine weight: 8.3 oz (236 g)
Requires: 10%-30% nitro fuel