Our Services


 
Our services include:
 
Engine Balancing with our new up to date Hines Balancer
 

 
 
Balancing of both rotating & reciprocating components adds longevity , power and smoothness to your engine With our new up to date Hines Balancer we can improve the precision and efficiency of your engine and crankshaft balancing operations. We can provide digital printouts for every job ...
 
Drive shaft modifications , Parts and Balancing ( Universal Joints , Slip Yokes , Weld Yokes and Driveshaft Tubing )
 

 
We Balance all types of driveshaft’s from 1 piece to 2 piece up to 3 ½ metres long.
 
Boring & torque plate honing
 

 
 
 
Torque plate honing , involves installing 1-2” steel plate on the block in place of the cylinder head to stimulate the cylinder wall distortion of the block when the heads are installed. By honing the block while similar stresses are applied , you insure the bore will be round when the heads are installed. It provides for a better ring seal and prevents piston scuffing.
 
Crack Testing
 
Crank Grinding
 
Block Surfacing
 

 
 
An incorrect finish can and will cause failure of the cylinder head gasket , Here at Hawera Automotive we can provided a fine finish suitable for MLS head gaskets.
 
Fly wheel Grinding
 

 
 
Performance Rebuilds
 
Complete Engine assembly
 
Hardness testing of cylinder heads
 
Multi angle valve seat machining

The Serdi handles many cylinder heads machining operations such as multi – angle valve seat cutting , boring out valve seat inserts/ rings and boring housings for oversize inserts, as well as cutting pedestals for screw in studs.
 
Valve Refacing
 

 
Cylinder Head Porting