MGB v8 Conversion Parts
The following list shows our products for the MGB/V8 conversion. We DO NOT SELL A KIT. We do not sell the original Buick engine. Although Rover bought the design from GM, the casting technique and aluminum alloy was changed to solve the problems of the original engine.
Used component prices vary with mileage and condition.
Part Description | Price | Additional Information | Part Number |
---|---|---|---|
Used engines | $500 to $1000.00 | These units do not have any "bolt on" items such as manifolds, etc. | Call for stock list |
** 5-speed trans | $750 - 1000 with bellhousing | Rover/TR8 transmission - Units requiring rebuilding are less | |
** 5-speed trans | Call for price and availability. | Borg Warner T5. We can supply the parts needed to bolt this to the V8. | |
Cylinder Head Modifications | Call for price and availability. | Cylinder Head Modifications including: Alternate Valves, Porting, and Extrude Hone. | |
4bbl carb/manifold | $500 - 700 depending on manifold make, linkage, etc |
Used - call for price and availability. | |
Used flywheel | $150 - 200 depending on availability |
Rover/TR8. GM are not
available on a regular basis. Please inquire |
|
New flywheel. | $329.95 | A light steel unit with ring gear. We have this flywheel made to our specs and drilled to accept Rover, GM and Ford clutches. | #B215LW |
High performance clutch kit | $174.95 - $224.95 for TR/Rover 5 speed trans or Borg Warner T5. Please specify transmission | Only fits lightweight flywheel | |
MGB to Rover/TR8 steelbraid clutch hose | $69.95 | This stainless steelbraid clutch hose replaces the entire MGB clutch line from master cylinder to slave. A direct bolt-on to the MGB clutchmaster cylinder and to the Rover/TR8 slave cylinder. Easier to bleed and a better clutch pedal. | MGB2-TR-V8SLAVE |
High torque gear reduction starter | $225.00 | Tiny size and designed to fit in the MGB application. | |
Waterpump | $45 | A rebuilt unit that clears the radiator. | |
Headers | $385.00 | Block hugger style - mild
steel![]() |
|
RV8 style header - Mild steel - (ceramic coating available - CFP). | $465 |
An improvement on the original RV8 headers. These headers can
be seperated at the collector so the header can be removed without pulling
the engine or the exhaust system may be "dropped" without removeing
the headers. |
AAHHRRV8 |
Big Bore RV8 style | $565 | Same as our RV8 but with larger primaries | AAHHRRV8BB |
Distributor | several options ranging from $65 onwards | ||
High performance engine components | See TR8 engine under performance parts on Web page. | We build engines and will be happy to talk with you. | |
Chassis and brakes | We supply uprated brake material, steel braid brake hoses, suspension bushings and more. See MGB/GT performance parts section on Web page. | ||
Motor mount kit. | 139.95 | Comes with brackets and new rubber mounts. for '77 - '80 MGB. |
MMK7780 |
Chasis mount brackets for pre-'75 MGB. | $55 | 4505-4 | |
Transmission cross member w/mount. Bolts GM T5 into MGB. |
$160 | TMKGMT5 | |
Transmission cross member
w/mount. |
$80 | Bolts Ford T5 into MGB. |
TMKFT5 |
Bellhousing for GM T5 to Rover
V8. |
inquire | 690527 | |
Flywheel stone shield for
above bellhousing. |
$20 | 690527SS | |
Bellhousing for Ford T5. |
inquire | (includes adaptor plate) |
690527F |
V8 oil pump base take-off plate for remote filter. | $194.95 | This replaces the bottom of the oil pump and has 2 outlets. Increase the clearance below the bottom of the pump | #ARC1 |
Radiator. |
$350 | New 4 row brass & copper construction. Uses original MGB radiator mounting brackets. |
4CORE |
Radiator. | $350 | Same as above but has curved upper outlet to clear A/C. |
4COREAC |
Alternator bracket. | $50 | Mounts alternator to left side on GM 215. Fits MGB without A/C. |
LHGMALTM |
Alternator bracket. |
$60 | Mounts alternator to left
side on Rover engine. Fits MGB with A/C. |
LHRALTM |
Alternator bracket. |
$75 | Mounts alternator to right
hand side on GM 215. A must for A/C. |
RHGMALTM |
Alternator bracket. |
$75 | Mounts alternator on right
hand side for Rover V8. A must for A/C. |
RHRALTM |
Alternator bracket for serpentine
belt. |
inquire | (Specify GM or Rover engine) | ALTMSERP |
A/C compressor bracket for GM R-4 compressor with serpentine belt.. | inquire | Specify GM or Rover cylinder head |
ACBRKTSR-4 |
A/C compressor bracket for
Sandon compressor with serpentine belt. |
inquire | Specify GM or Rover cylinder head. | ACBRKTSRS |
A/C compressor bracket for
GM R-4 compressor with V-belt. |
inquire | Specify GM or Rover cylinder head. |
ACBRKTVR-4 |
A/C compressor bracket for
Sandon compressor with V-belt. |
inquire | Specify GM or Rover head. |
ACBRKTVS |
Air cleaner - low rise - for MGB. | $42 | LRAC4339 | |
Steelbraid clutch hose. | $50 | Replaces hard steel line. |
SSCHoseV8 |
Speedometer cable for GM T-5
to MGB speedometer. |
inquire | Specify year of car. | 616327 |
Speedometer cable for Ford
T-5 to MGB speedometer. |
inquire | Specify year of car. | 616327F |
Hydraulic throw-out bearing
assembly. |
$inquire | Fits GM T-5. | HYDRBGM |
Hydraulic throw-out bearing
assembly for Ford T-5. |
inquire | HYDRBF | |
Aluminum
flywheel with replaceable steel friction insert. |
$400 | ALFLYV8 | |
Flywheel for Buick 300 crank
when fitted to 3.5 or 3.9. |
$285 | 467020 |
** The 5-speed gearbox should be used for the conversion as the MGB 4-speed will not give a low enough final drive and the overdrive cannot take the torque of the V8 engine.