From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Weight comparison sheet for four different SY car specifications.
| Identifier | ExFiles\Box 26\1\ Scan003 | |
| Date | 7th September 1967 guessed | |
| SY CAR WEIGHT COMPARISON. STANDARD SY. SRH.2637 RH{R. Hollingworth} DRIVE. NO REFRIGERATION. TWO WING MIRRORS FITTED. SEAT BELTS FITTED TO ALL SEATS. KERB WEIGHT. = 4671 lbs. = 41 cwts. 2 qrs. 23 lbs. SRX.2947 LH{Mr Haworth} DRIVE. REFRIGERATION FITTED. KERB WEIGHT. = 4725 lbs. = 42 cwts. 0 qrs. 21 lbs. Handwritten: 4725 4671 54 lb. LONG WHEEL BASE SY. SRH.2719 RH{R. Hollingworth} DRIVE. NO REFRIGERATION. NO DIVISION. TWO FOG LAMPS FITTED. BADGE BAR FITTED. TWO WING MIRRORS FITTED. KERB WEIGHT. = 4799 lbs. = 42 cwt. 3 qrs. 11 lbs. SRX.2627 LH{Mr Haworth} DRIVE. NO REFRIGERATION. DIVISION FITTED. KERB WEIGHT. = 4778 lbs. = 42 cwt. 2 qrs. 18 lbs. Handwritten: 4799 4778 21 lb. | ||