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IMP - DAVRIAN - GINETTA - CLAN |
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PARTS & SERVICES PRICE LIST |
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MODIFIED IMP ENGINES FAST ROAD
SPECIFICATION
15%-20% increase of power over standard, while still retaining relatively lower speed torque, although usable in traffic conditions but ideally suited for the open road and some minor competition events. FAST ROAD 875CC/988CC/1040CC ENGINE |
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| Based on a reconditioned engine as specified, PLUS: Stage 3 cyl head, Wills ringed on 988cc+, enlarged ports gas flowed, balanced, resphaped chambers, increased compression ratio, Higher lift/longer duration cam, (.332@/270 degrees) uprated valve springs. Uprated oil pump, Conrods balanced + converted to 3/8"+ fitted with high tensile cap head bigend bolts, balanced Crank - Flywheel assembly etc. |
875cc Engine 1220.00 998cc Engine 1820.00 1040cc Engine 1880.00 |
| Estimated output 998cc on stromberg carbs: 76bhp @ 6-6500 rpm | |
| Options and Additions: Clutch cover/plate from | 76.00 |
| Matched Distributor from | 84.00 |
| Tuftrided crank/L-C bearings from | 120.00 |
| .36" lift R17/20 camshaft from | 100.00 |
| FAST
ROAD/COMPETITION CLUBMAN SPEC 998cc/1040cc IMP ENGINE
50% extra power over standard, a seriously modified engine intended to be used in competition events i.e. Sprint/Hillclimb/Rallying etc, (in conjunction with twin 40 carbs) and yet still tractable enough if required for the open road. |
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| Modified cylinder head, increased port diameter, machined for Wills rings, and increased compression ratio, 1.4" x 1.125" Austinetic steel valves, tapered steel guides, reshaped/balanced/equalised combustion chambers, camshaft R17/20 GE1 or equivalent, with increased lift and duration (.36"/260-280 degrees), race valve springs, steel tappets, lightened/balanced conrods, 3/8" H/T cap head B/E bolts, tuftrided crank, lead/copper bearings, bronze oil pump drive, oil surge sump baffle, crank assy balanced with lightened flywheel, race timing chain, Lucas distributor (matched advance curve) | 2850.00 |
| Optional: Bronze guides + 32.00 | |
| Extras: Clutch (comp) + 130.00 | |
| Estimated
output 988cc on twin 40 Weber carbs: 92bhp @ 6800 rpm
* (recommended max 7500 rpm) * The use of a longer duration (280 + degrees) R21/22 CAM, will increase the power to approx 100+ bhp and the rpm (8000) therefore strongly recommend block strengthening kit, large sump, Cosworth B/E bolts. P.O.A |
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REG PATTEN Phone/Fax: 020 8661 0183 |
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R.S. Patten • 116 Courtney Crescent • Carshalton • Surrey • SM5 4NB |
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