Pettis Performance
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Shop Services

We offer complete machine shop services, engine design, engine building, and dyno testing.  We primarily focus our efforts on competition drag racing engines but have provided engines and machining for many different circle track, off road, marine, and street vehicles.

MACHINE WORK IS PERFORMED IN-HOUSE!

FINEST MACHINE WORK AVAILABLE

CONSTANT R&D KEEPING US AT THE FRONT OF RACING ENGINE TECHNOLOGY

PRECISION MAINTAINED EQUIPMENT PROVIDING STATE OF THE ART SERVICE

SOME OF THE EQUIPMET IN OUR SHOP

     Rottler cylinder boring / sleeving / o-ring machining

     Sunnen CV616 cylinder hone with full selection of torque plates

     Sunnen main bore & cam bore hone

     Sunnen rod bore & pin bore hone

     Sunnen & Tobin-Arp main cap & rod machining

     BHJ precision block geometry indexing fixtures

     Stewart-Warner balancer

     Storm Vulcan block decking & head surfacing

     Newen G-II cnc valve seat machine

     Sunnen valve refacing

     Superflow 600 flow bench

     Audie Cam Pro computer camshaft measuring system

     DTS engine dyno

     TIG Welding, vertical mill, lathe, etc.

 CLEANING / INSPECTION SERVICE

     hot tanking / spray washing / bead blasting / shot peening / strip oven

     magnafluxing (wet mag and dry powder mag) / zyglo crack detection

     pressure testing / precision measuring

     surface finish measuring / hardness testing

     more……

SHORT BLOCK SERVICE

     surface & index block decks / o-ring or receiver groove decks

     bore cylinders / sleeve cylinders / hone cylinders (full selection of torque plates)

     ailgn hone main bores / enlarge cam tunnel for larger bearings or needle bearings

     bronze bush lifter bores / offset lifter bores / .840-.875-.905-.937 sizes available

     keyway and dog bone lifter systems available

     rotating assembly clearance machining

     more……….

ROTATING ASSEMBLY SERVICE

     crankshaft balancing / clutch balancing / heavy metal installation

     crank counterweight diameter reduction / crank weight reduction

     crank grinding-stroking-heat treating / crank journal polishing

     pin bore honing / pin bore bushing fabrication & replacement

     rod bearing bore resizing / custom piston machining / dome machining

     cnc dome profiling / cnc piston lightening / valve pocket machining

     more……

CYLINDER HEADS

     valve guide replacement / valve guide repair / guide fabrication

     seat machining / seat development /  CAD designed seat profiles

    valve seat installing & replacement / valve refinishing & profiling

    flow bench testing / porting service / cylinder head r&d / port development

    cc measuring / surfacing / o-ring & receiver groove machining

    pushrod clearance machining / aluminum head repair / iron head pin repair

    more….

ASSEMBLY

    precision blueprinting & assembly / engine design & development

    DTS dyno testing & power development

    more…….

  

BB Chevy 549ci over 1060hp with a 7600-8800 rpm operating range

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525ci Mopar 1050hp 7300-8500 rpm operating range

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