Machine Shop Services

 Here at Roland Alsop's we have been for the past 45 years, machining engines from single cylinder all the way through to twelve cylinder V engines. We machine every day road car engines and maximum effort race car engines. All prices are plus VAT. 

Here is a selection of some machining services we offer:

 Rebore 4 cylinder block and diamond hone finished with plateau brushes.

 From £120

 

Rebore 6 cylinder block and diamond hone finished with plateau brushes.

From £140 

 

Rebore V8 block on roll over fixture and diamond hone finished

 with plateau brushes. From £250 

 

Surface 4 cylinder engine block. From £45

 

Surface 6 cylinder engine block. From £55

 

Surface V8 engine block on roll over fixture. From £150

 

Surface 4 cylinder, cylinder head. From £30

 

Surface 6 cylinder, cylinder head. From £40

 

Balance rotating assembly with print out

on our Hines Domintor NASCAR machine.

Crankshaft

Front pulley

Flywheel

Clutch cover

From £120 

 

Balance V8 with counter balance wieghts including

Con-rods and pistons, with print out. From £250

 

Balance Pistons. From £30

 

Balance Con-rods end to end. From £40

 

Reface flywheel. From £30

 

Lead free conversion. From £16 per seat

 

Stone valve seat. From £3.50 each

 

3 angle machine seat on Rottler. From £7.50 per seat

 

Full cnc profile seat cut, on Newen BB contour. From £13 per seat

 

Reface valves. From £1.50 each

 

Replace valve guides. From £45 per head

 

Diamond hone valve guides. From £45 per head

 

Reface / regrind brake disc's. From £15 each

 

Subaru rear thrust bearing conversion. POA

 

Sleeve blocks. POA

 

Machine rod clearance on Subaru block

for strocker crank conv. POA

 

Subaru 14mm stud conv to block. POA

 

Verious stages of cylinder head porting. POA

 

Port, flow bench development work

air flow and velocity measurments. POA

 

Diamond hone cylinder blocks. From £45

 

Media blast / shot blast parts. POA

 

Presure test cylinder heads. From £60

 

Regrind crankshaft. From £60

 

Many other services available please contact us with your requirments.

                                  

       Some pictures of work machined at Roland Alsop

 

                              

   Cosworth block sleeved with custom top hat Ductile liners

   Finish bore 94mm

   

                  

  Combustion chamber modified and port work with cnc valve seat profile

 

                   

  Cylinder head machined for camshaft lobe clearance

 

                      

  Subaru block half surfaced with PCD tooling 20 ra surface finish

 

                       

  VW Golf block surfaced rebored and diamond honed

 

                        

  VW Golf block being Honed

 

                                        

  Cylinder head and inlet manifold vapour blasted

 

 

      

 

       

 

  

 

                          

 
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