AIR COOLED 911/930/912/914/356
Racekraft Design offer extensive Porsche services including:
CYLINDER HEADS:
1) Disassemble & Jet Wash
2) Blast
3) R & R Guides
4) Valve job/Grind Seats – 3 angle
5) Grind Seats – 5 angle
6) Fly-cut (resurface)
7) Chamfer combustion chamber for piston clearance
8) Surface Intake or Exhaust flanges
9) Twin Plug Heads
10) Bore Valve Covers (twin plug)
11) R & R seats (seat not included)
12) PORT WORK
a) Weld CIS injector cut-out & blend
b) Bore and Blend Port
c) Relieve Int. guide boss for improved flow
d) DISCOUNT ON PORT WORK WHEN SEVERAL OPERATIONS ARE DONE AT ONCE
e) Flow Testing
f) Intake Manifold port work
13) 8 mm Insert
14) TIG Welding
CASE:
1) Pull Studs & Clean for machine work
2) Torque and measure main bore
3) Deck cylinder surface
4) Machine and install piston oilers
5) Insert 911 case (10 mm Cylinder studs)
6) Spigot clearance
7) Bore spigot for larger cylinders
8) By-pass mod
9) Clearance case for larger oil pump
10) Install NPT plugs
11) Relieve Main Wed (boat tail)
12) Spot face threw bolt holes
13) 8 mm Insert
14) 10 mm Insert
15) Update early case for late chain housing
16) Fly-cut chain housings
17) Install piston oilers in 356/912 case
CYLINDERS:
1) Bore and Hone Biral Cylinders
2) De-glaze Cylinders
3) Machine Cylinder base (set)
PISTONS:
1) Machine valve pockets in pistons
2) Measure piston to cylinder clearance (set)
3) Custom piston machine work
ROCKERS
1) Reconditioned rockers
