Premium Member. Good thread topic. Leave the engine stock, maintain it with frequent oil changes, don’t beat on it, and your engine should last 150,000++ miles. Upgrade heads, cam, intake, throttlebody, CAI, headers, catback exhaust, and good tuning will get you 450-500 rwhp.
Q. How much horsepower does a 2009 Dodge Challenger SRT8 have?
425 hp
Q. How much horsepower does a 6.1 Challenger have?
| ENGINE: SRT 6.1-LITER HEMI® V-8 | |
|---|---|
| Type and Description | 90-degree V-type, liquid-cooled |
| Compression Ratio | 10.3:1 |
| Power (estimated SAE net) | 425 bhp (318 kW) @ 6000 rpm, (69.8 bhp/L) |
| Torque (estimated SAE net) | 420 lb.-ft. (569 N•m) @ 4800 rpm |
The Hemi 6.1 Engine is a reliable, well-built engine that can deliver high mileage in excess of 250 000 miles, with regular services and maintenance. The Hemi 6.1 engine was based on the 5.7-litre engine but after being put on a strict diet.
Q. How long do SRT8 engines last?
Q. Does the 6.1 Hemi have lifter issues?
1) Chrysler 6.1 HEMI Lifter Roller Issues Some believe problems with the lifters and lifter rollers aren’t quite as common on the 6.1 HEMI. However, it’s a lower production engine than the 5.7 and 6.4 which may play into that. However, seized lifter rollers are a known issue on the 6.1 HEMI and many other HEMI engines.
Q. How much power can a stock 6.1 Hemi handle?
Talk to the guys at Power Ported Performance. According to them and several others, the 6.1 is good to about 500 RWHP. That’s approx. 550 at the crank which is about what the stock rods are good to.
Q. What is a 6.1 Hemi?
The 6.1 liter HEMI is the largest gasoline engine currently offered in any Chrysler or Dodge vehicle. The term HEMI is short for hemispherical, which means that the combustion chamber inside the cylinder head is rounded in shape.
Q. What cubic inch is a 6.1 Hemi?
The 6.1L Hemi is equal to a 372 cubic inch engine. To find how many cubic inches an engine is, multiply the litre value by 61.
