Re-Manufactured Engines and Custom Machine Work.

Portland Engine Rebuilders has a new location 25328 Ne Boones Ferry Rd Aurora, OR 97002

We Have Old Fashioned Ideas About Quality.

Welcome to Portland Engine Rebuilders (PER)

Oregon‘s most respected automotive machine shop.

Our machinist are what make us great, several have been with us 30+ years. Owners Ron Larson and Ted king are committed to provide quality engines & machine work. Our Customer service and Warranty support are the absolutely the best in the northwest.

ROTTLER F67-A CNC

WE ARE PROUD TO ANNOUNCE WE HAVE JOINED THE ELITE FEW WITH EQUIPMENT OF THIS PRECISION

With state of the art Rottler F67-A CNC 4 -AXIS machining center we offer precision machine work beyond what is available anywhere else in the area. Every dimension is CNC controlled

Cylinder bore centerline corrected to blueprint specifications.
Deck surface squared based on crankshaft, camshaft,centerline.
Blueprint dimensions located from crankshaft and camshaft centerlines. Accuracy + – .0002 inch.
Mainline housing line bored with CNC accuracy.
Lifter bore truing available for all engine families.
Crankcase clearancing for stroker crankshafts and connecting rod clearance.
Specialty flanged sleeving for high horsepower applications.

ROTTLER HP6A CYLINDER HONE

DIAMOND HONE CYLINDER FINISHING WITH COMPUTER CONTROLLED FINISH AND SIZE

Unmatched accuracy
Cylinder finish ideal for today’s modern rings
Crosshatch angle optimized for bore diameter and length
Platen brush finishing for virtually instant ring seal
Surface finish “RA” matched to ring type used