A MOTOR Magazine Newsletter
September 20, 2016

In-Depth: Engine Lubricants Impact Low-Speed Pre-Ignition

Resolving Low-Speed Pre-Ignition (LSPI)
Unless resolved, LSPI is a barrier to better engines


An unexpected consequence of automakers downsizing and turbo-boosting engines, Low-Speed Pre-Ignition occurs at low speeds during a period of rapid acceleration. LSPI is believed to be caused by droplets or particles in the combustion chamber — combinations of fuel and oil — that ignite prior to the spark, resulting in uncontrolled, abnormal combustion. Even just one LSPI-induced spike in engine operating pressure can cause severe engine damage. Properly formulated lubricants can help prevent LSPI from becoming a common event at your shop ... More

MOTOR's Multimedia Moment

Engine Low-Speed Pre-Ignition Explained

This LSPI animation visually explains LSPI, its impact on downsized and turbocharged engine efficiency and what challenges need to be overcome to avoid LSPI-caused repairs that could result ... MORE


Video Gallery

Mercedes-Benz USA says its cabin filters perform 60 percent longer than aftermarket parts.

Snap-on Tools explains why automakers added Mode 10 to OBDII on 2012 and newer vehicles.

Wells VE explains how to diagnose Intake Manifold Runner Control (IMRC) system DTC codes.

Drew Technologies introduces Remote Assisted J2534 Programming.

Scanner Danner shares how lab scope users can access a library of known good waveforms.

Bosch describes the key benefits oxygen sensors provide to vehicles and the environment.
Products & Promotions

MOTOR Magazine congratulates its silver anniversary 2016 Top 20 Tool winners.

K-Tool's low profile 3.3-ton service jack features a low 3.5" clearance and lift range up to 21.375".

Snap-on's new magnetic sockets and wrenches conveniently attach directly to tool boxes.

Milwaukee Tool's M18 Red Lithium High Demand 9.0 battery packs deliver more run-time and power.

Penray's 7612 Crankcase and Differential Cleaner dissolves/removes sludge before it causes damage.

BG Products' Gasoline Direct Injection Fuel/Air Induction Service restores power and performance.
Industry Newsbreak

Demand the Good Stuff.


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