CJ Rombold Engine Builders

CJ Rombold Engine Builders

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Machine Shop Services Done By Our Performance Specialists
Cleaning, Glass Beading, Pressure Testing, Align Boring, Align Honing, Block Decking, Block Boring, Block Honing, Plate Honing, Block Prep, Resurfacing, Balancing, Engine Assembly, Angle Milling, Cylinder Head Repair, Competition Valve Job, Cylinder Head Porting, Connecting Rod Reconditioning, Competition Piston Prep, Pin Fit Pistons & Rods, Flywheel Grinding, Magnaflux Testing, Crank Repair & Grinding, Piston Coating, Engine Dyno

Photos from CJ Rombold Engine Builders's post 05/14/2026

421CI Chevrolet alcohol powered drag engine. A few of the parts for this build. RHS Heads (Racing Head Service), Erson Cam, APD (Advanced Product Design) Carburetor, Engine Vacuum system. 668 HP 593 TQ

Photos from CJ Rombold Engine Builders's post 05/08/2026

350 Olds on the Dyno Tuesday night for some break in runs. Checking the valve clearance afterwards. 390 HP / 400 TQ

Photos from CJ Rombold Engine Builders's post 04/10/2026

Heading to the Dyno next is this 400 Pontiac. Stock bottom end with just a few extras like a Hydraulic Roller Cam, Edelbrock RPM Performer Intake, MSD Ignition, Brawler 750 Carburetor. This will be installed in a 1970 GTO.

Photos from CJ Rombold Engine Builders's post 04/04/2026

Today we are taking a 454 CI BB Chevy and stroking it to a 496 CI. This engine will have AFR Heads and will be installed into a 1970 Impala.

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Telephone

Address


6783 Big Beaver Boulevard
Beaver Falls, PA
15010

Opening Hours

Monday 8:30am - 5pm
Tuesday 8:30am - 8pm
Wednesday 8:30am - 5pm
Thursday 8:30am - 5pm
Friday 8:30am - 4pm