Minisport

Engine head parts & accessories

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Mini 1.3:1 full roller tipped rocker setup- spaced and assembled - C-AHT437

C-AHT437- ROCKER ASSEMBLY 1.3 RATIO 1275cc FULL ROLLER ROCKERS

Roller rocker assembly. Standard 1.3 lift with roller tips and bearings for 1275cc and large bore. General: The ultimate lightweight alloy valve gear giving maximum efficiency cutting down side loading on valve stem, reducing friction and wear whilst increasing rigidity. Available in 1.3 ratio lift which is standard or the 1.5 hi-lift which keeps valves open approximately 20% more at any given point, although opening and closing periods remain the same. For the small bore range, the 'S' 1.3 ratio is optimum. If running a Large cam in a 1275 we run these over the 1.5:1 to reduce spring crush.

$1086.36
($782.29 USD ) In stock

Mini full roller rockers (roller bearings on shaft) - C-AHT438

C-AHT438- ROCKER ASSEMBLY 1.5 RATIO 1275cc FULL ROLLER ROCKERS

When fitted to a 1275cc or large bore engine it gives the equivalent of fitting a mild camshaft. The alloy rockers have hard chrome roller tips and dual needle roller bearings that sit on a special rocker shaft. The rollers are offset in the arms to link up with the valve stems in large bore heads. A budget type using identical rocker arm castings but with original bronze bushes is also available in 1.5 ratio only.

$1086.36
($782.29 USD )

Out of Stock

MINI & MOKE (A SERIES) ROCKER SPACER KIT WITH SPACERS AND SHIMS - C-AEG392

C-AEG392- MINI & MOKE (A SERIES) ROCKER SPACER KIT WITH SPACERS AND SHIMS

Spacer kit for correcting rocker alignment. This kit has been produced to help rocker pad and valve stem alignment plus reducing friction. The standard springs can be replaced with this special kit of 3 spacers (2 small and one large) plus a correct amount of shims.

$35.45
($25.53 USD ) In stock

Mini rocker bush, fits most rockers - 2A21

2A21- ROCKER BUSH

Sold individually
Even if you regularly replace the rocker shaft, the rocker bushes will eventually wear.
Fits all but the latest rockers

$7.50
($5.40 USD ) In stock

Mini Hi GRADE rocker shaft, Heavy duty - C-AEG399

C-AEG399- ROCKER SHAFT-HI-SPEC HEAVY DUT

Direct replacement for OEM-style rocker shaft. As used with KD forged rockers, Roll-tipped rockers etc. (but not needle roller types). Far superior to the stock item!

$45.41
($32.70 USD ) In stock

Mini 9 stud competition head stud, nuts and washer kit - C-AHT279

C-AHT279- HEAD STUD/NUT & WASHER KIT (9 STUD KIT ONLY)

This kit of head studs is the best available for road and lightly tuned engines. See the C-AHT280 set for highly tuned engines. The material spec is alloy steel heat treated to 75 tensile tons per square foot minimum and finished in chemical black.

$108.18 $90.90
($65.46 USD ) In stock

Mini replacement flanged head nut- 9req per head- suits ANY A series - CAM4545

CAM4545- HEAD NUT FLANGED TYPE FOR CYLINDER HEAD (9 REQ PER HEAD)

The current production cylinder head nuts have a built in flange to spread the load and improve clamping force. They may be used on any A-Series engine.

$2.68
($1.93 USD ) In stock

Mini cooper S ARP extra head bolt (thermostat end) - C-AHT281

C-AHT281- HEAD BOLT ARP MULTIPOINT 11TH HEAD BOLT

A true Cooper S engine has 10 studs and one specially designed bolt. The ARP version of the stud is a 12 point design that matches the head stud kits (Which come in either 9 or 11 stud.)

$18.14
($13.06 USD ) In stock

Mini 11 head stud with nuts and washer competition - C-AHT280

C-AHT280- HEAD STUD & NUT SET (STUDS IN EN24 NICKEL CHROME MOLY STEEL)

EN24 Nickel Chrome molly steel studs, Competition head stud kit (11 studs, nuts & washers).4 long and 7 short this special kit was developed to replace the increasingly inconsistent standard items. The studs are manufactured in selected hi-grade steel and produced to exacting specifications.

$177.27
($127.65 USD ) In stock

MINI & MOKE BYPASS HOSE FITTING GOES IN THE HEAD- AFTERMARKET TYPE - 12A2075

12A2075- Mini bypass hose fitting (extra long)- can be a pain to fit!

Mini bypass hose fitting, this fitting goes into the head and allows you to run the correct bypass hose to the waterpump.

$27.23 $14.50
($10.44 USD ) In stock

Mini reconditioned unleaded head to suit 1100cc 12G202 *EXCHANGE ONLY* - RECO_12G202

RECO_12G202- 1100cc Head converted to unleaded *Exchange only*

This is a Cylinder head to suit a 12G202 1100cc engine. It has been converted to unleaded (inserts fitted to the exhaust), new hardened oversize valves, sandblasted, machined, and cracktested. Other alterations can be done upon request if you need something 'special'. -use your own valve springs/collets and top caps.

This is an EXCHANGE head only and a deposit of $150 applies- Extra post will apply due to the weight.

$722.73
($520.43 USD ) In stock

Mini heater tap stud (stainless steel) 1/4" UNF - 53K402S

53K402S- Stainless steel heater tap stud for the cylinder head.

Stainless steel heater tap stud for the cylinder head.

$4.50
($3.24 USD ) In stock

Mini rocker pillar locating screw - 2A258

2A258- MINI SCREW FOR LOCATING ROCKER PILLAR

This is the screw that locates the rocker pillar on the shaft

$4.50
($3.24 USD ) In stock

Mini rocker plate to hold locating pillar in place - 2A259_ROCKER

2A259- Mini rocker plate to hold locating pillar in place

This plate holds the locating screw for the locking pillar.

$4.09
($2.95 USD ) In stock

Mini/moke 1275 dowel for main cap (not on S engines) - 12G1268

12G1268- Mini/moke 1275 dowel for main cap (not on S engines)

Special round dowel that fits in the main bearing caps to locate correctly and ensure bolt goes through a casing where the surfaces meet. Sold singly 6 required per engine.

$13.59
($9.79 USD ) In stock