Dynotune Engineering, LLC

03/24/2026

Brain and I are proud to have been involved in this project.

https://www.enginelabs.com/tech-stories/dyno-testing-tech-stories/dynoing-the-enginelabs-giveaway-632-cube-big-block-engine/?fbclid=Iwb21leAQuUhBjbGNrBC5RU2V4dG4DYWVtAjExAHNydGMGYXBwX2lkDDM1MDY4NTUzMTcyOAABHn8UaZ6dqmf52EjI3TIorB1W0c3pSds_DySwXLEcMp1D05e_sxCGWzTbD-M3_aem_LBlqeI3YHg0b0rFzTbVuGA

It's time for the rubber to meet the road for the EngineLabs Giveaway 632 big-block Chevy engine presented by Summit Racing.

01/21/2026

633 BBC
DARTPRO20
Holley EFI
Twin TerminatorX4500 Throttle Body's
DOMINATOR ECU

12/10/2025

Shop will be closed Dec 11th-13th while I attend the PRI Tradeshow.

12/03/2025

Nice 422 SBC on the dyno today.

08/13/2025

604 cid Conventional 24 deg BBC

1075 hp at 7300
852 tq at 6000

Avg Hp: 1025
Avg Tq: 812
5800-7500 rpm range

4.625 Bore
4.500 Stroke
GM Bowtie Block
15.4 Compression
JE FSR 49CC Dome Pistons043, .043, 3.00mm Total Seal AP Rings
Molnar Technologies Crank & Rods
Custom COMP Cams BBC Camshaft by Cobb Racing Enterprises
282/302 113 ICL / 115 LSA936/.886
Jesel Sportsman Lifters
Jesel Belt Drive
Brodix 383 Headhunters -OTB
Jesel Rockers
Edelbrock 2897 Super Victor Manifold - port matched
2.350 Blade Carb
2 " PRP Dimpled Spacer
Q16 VP Fuel
Star Machine Vacuum Pump
Williams Performance Oil Pan and Valve Covers
Mellings Billet Shark 🦈 Tooth Oil Pump

08/07/2025

443 SB2.2

08/07/2025

08/07/2025

443 cid SBC SB2.2 Dirt / Sand Drag Engine

1042 hp at 8600
687 tq at 6950

Dart Iron Eagle Block - 9.000 Deck
4.200 Bore
4.000 Stroke
Callies Magnum
350 Mains - 2.000 Rod Journals - BBC Snout
Callies Ultra Rods
6.000 with CA625 Bolts / .927 pin
Custom Ross Pistons
16.44 Compression9mm, .9mm and 2.00mm Total Seal AP Rings
55mm Comp Cams camshaft by Cobb Racing Enterprises
279/300 117 LSA 1.008/.940904 BAM LIFTERS DLC
Jesel Valvetrain Innovation Rockers
1.850 / 1.800 ratio
1/2 - .200 wall Trend Pushrod - Intake
1/2 tapered to 7/16 - .188 wall Manton Pushrod - Exhaust
GM SB2.2 Heads by BES
2.225 / 1.550 Victory Titanium Valves
Xceldyne Titanium Retainers & Locks
PSI DR1255RML / DR1254RML Springs
M&M Single Cast Manifold by BES
2.350 blade carb
Q16 VP Racing Fuels
LAT 0W-20 R20S Oil
2 - 2 1/8 headers
27 in Primary
Merge Collectors

When the engine arrived it made 860 hp / 615 tq at 434 cid on our dyno. The customers goal was to make 1000 hp, so we put together a plan to achieve his goal.

I plan to do more testing with a different manifold and move the cam a little.

08/05/2025

Looking for an Edelbrock Victor E Manifold.

P/N: 2978

08/01/2025

524 cid BBC Boat Engine on the dyno this evening built by Kentucky Lake Marine.
Justin Pewitt

581 hp at 5600
603 tq at 4400

4.570 bore
4.000 stroke
8.75 to 1
Custom Hydraulic Roller Camshaft by Cobb Racing Enterprises.
238/247 114 LSA .643 / .658
GM 088 Heads
Merlin 4150 Single Plane 4150 Intake
850 Demon Carb

07/23/2025

360 cid SBC CRUSA B Mod Engine

472 hp / 460 tq
2 valve relief Mahle flat top pistons
GM Vortec Heads
Solid Flat Tappet Cam
Edelbrock 2814 Intake
Willy's 4412 500 cfm 2bbl - Gage Legal

07/02/2025

The shop will be closed July 3rd till July 7th in observance of Independence Day.

Hope everyone has a great weekend.