530 hp
CHEVY TURN KEY SBC 377 STAGE 2.3 DART BLOCK, CRATE MOTOR 530 hp.
What makes a SBC 377?
Offered in various states of assembly with many options, the 377 relies on proven spacers to properly locate the smaller-diameter crankshaft main journals into the bigger-bore 400 block. This includes the two-bolt main block, pistons, crankshaft, 5.7-inch rods (with ARP bolts), bearings, and rings.
How much HP does a 377 have?
See all 26 photos Even with four 58mm Weber carbs, the 377 only produced 485 horsepower. Had the cylinder heads been better developed, ported and polished, the output could have been much higher.
What makes a 383 stroker?
A 383 stroker has a 0.030 over bore of the stock 350, giving you 4.030 as a bore diameter. Putting the 400 crank in the 350 increases the stroke to 3.750. Other than that, all the other dimensions stay the same. If you do the math, you will get 382.6; round up and you have 383 ci.
What is a 406 small block Chevy?
A model of simplicity, the 406 combines all the right performance hardware to deliver max power and durability; a bulletproof short block, powerful cylinder heads and induction tuning, performance wet sump oiling system and a vacuum pump to sweeten the deal.
How much horsepower does a Chevy 400 small block have?
In case you missed the story, the best power numbers were gained with a set of GM Performance Parts Vortec heads supplied by Scoggin-Dickey, and even then the 400 small block Chevy managed only 401 hp and 458 lb-ft of torque.
Can you Destroke 350?
Ya, there’s no good reason to destroke a 350. But, stuffing a 350 crank into a 400 block is an old trick for 1/4 mile guys. Makes you a little lazy off the line and then comes alive on the big end, especialy after a shot of NOS.
How much HP can a 383 make?
That combo would probably make around 465 hp and nearly 500 lb-ft, but at less rpm. But never mind that. The point here is 502 lb-ft at 4,700 rpm and 500-plus horsepower from 5,700-6,200 rpm….Hot Rod’s Proven Recipe For A Simple Chevy 383 That Knocks Down 500 HP And 500 LB-FT.
| True 383 Power | ||
|---|---|---|
| RPM | LB-FT | HP |
| 6,200 | 425 | 502 |
How much HP can a 383 stroker handle?
The 383 stroker engines have been reported to achieve 330 horsepower with 410 foot-pounds of Torque, 395 horsepower with 410 foot-pounds of Torque and 395 horsepower with 410 foot-pounds of Torque.
How much HP does a 377 make?
Many years ago I built a 377 combo for my kids Nova== It made 700-710 HP, and with a two carb , tunnel ram set up, ran 9.70 at 139 MPH back in the 1990 years. It lasted about four years, then one day, he stuck all the rods out of the pan- I ran alu rods, and we reved it up to 8800 RPM every run.
Is a 377cc engine good enough?
The only time the 377 thing looks good is if you are building an engine to fit a cubic inch class Why give away all that extra power that comes with a real 406. Compression height is the same as with a 350 so if you use a 400 piston, 5.7 rod and a 3.480 stroke crank you’ll have something that will work.
What are the benefits of a stock 377cc block?
Two benefits to a stock block 377, first the stroke you removed will exponentially add to the life if the block when your in the 600 to 650 hp range. 2nd, the added bore helps unshroud the intake valve and improve air flow into the cylinder.
Why choose a Chevy 377 short block?
CNC-Motorsports Chevy 377 short blocks have quickly raised the bar to a new level in offering high quality performance short blocks at an affordable price. CNC dart short blocks have become a huge hit among racers and performance enthusiast all over the world. We have the ability to custom build you just about any combination the way you want it.
