643,000 cars at extreme engine and gear risk
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Despite the turbulence Nissan has faced over the past few years, some of its technology is undeniably impressive. Perhaps the crowning jewel of this engineering power is its variable compression engine, one of the most technically advanced passenger car ...
The new engine is based on the 2.0-liter variable compression engines found in the Infiniti QX50 and Nissan Altima but sports one less cylinder. The new engine makes 201 hp and 225 lb-ft of torque, besting the numbers from the outgoing 2.5-liter four-cylinder.
Nissan’s variable-compression turbo (VC-Turbo) is a unique engine capable of variable compression adjustment. Unlike traditional engines, which have a fixed compression ratio, the VC-Turbo engine adjusts its compression to the ideal ratio based on the ...
"Nothing is going to be revolutionary for ICEV from now till the day the last one is made. It is technology which has been continually refined for 160 years." 1) How about free piston engines (gets all of the variable compression ratios for free and on a ...
Nissan is recalling nearly 443,900 vehicles across certain models under its brand and the Infiniti brand in the U.S. over a faulty part that could cause engine failure. Engine bearings within the recalled 2021-2024 Nissan Rogue, 2019-2020 Nissan Altima ...
At 1.5 liters, this little dynamo is a cutdown version of the automaker's larger 2.0-liter variable-compression engine and it's a winner. Craig brought 15 years of automotive journalism experience to the Cars team. A lifelong resident of Michigan, he's as ...
Nissan’s variable compression engines have caught the attention of U.S. safety regulators, following multiple reports of alleged engine failure, loss of power, engine knocking, and metal chunks and shavings being found in oil pans. The automaker’s 1.5 ...
Analysis by automotive technology specialist Prodrive has demonstrated the ability of the Gomecsys GoEngine variable compression ratio concept to deliver a 40% improvement in fuel economy without the complex mechanisms of rival designs. The evaluation ...
Something I've been kicking around for a while, and wanted to get opinions on: Is there a reason we can't use variable intake valve timing to "optimize" engine operation for E85 operation, while still maintaining pure gasoline compatibility? NOTE: I don't ...