| Competition Page | 1962 PCS Book |
Manufacturer: Lotus Class: C Model: 7 Super Classic ------------------------------------------------------------------------------ DESCRIPTION: Open - 2-Seater Dry Weight: 900 lbs ------------------------------------------------------------------------------ ENGINE: Type .............. Cosworth Ford 109E Bore & stroke ..... 3.187" x 2.562" Capacity .......... 87.8 cu in Comp ratio ........ 9.5:1 Head material ..... Cast Iron Port size ......... Intake 1.0", Exhaust 1.0" Piston material ... Aluminum Piston weight ..... Timing data: Intake .... Open 50° BTDC, Close 86° ABDC Exhaust ... Open 86° BBDC, Close 50° ATDC Valve lift: ....... 0.390" Valve head dia: Intake .... 1.3" Exhaust ... 1.2" Valve spring ...... 220 lb/in Carburation ....... Two Weber 40 DCOE-2 ----------------------------------------------------------------------------- TRANSMISSION AND DRIVE TRAIN: Ratios: 1 4.118 3.0 3.627 2 2.396 1.99 2.374 3 1.412 1.35 1.412 4 1.0 1.0 1.0 5 Final drive ratios: 4.1, 4.5, 4.875 ------------------------------------------------------------------------------ CHASSIS Wheelbase ................... Track dimension, front ...... Track dimension, rear ....... Shock absorber .............. Telescopic Steering ratio .............. 3:1 Brakes ...................... Tire size ................... 5.60 x 13, 5.90 x 13 ------------------------------------------------------------------------------ APPROVED OPTIONAL EQUIPMENT Long range fuel tank HD Valve springs (250 lbs)