A ENGINE INSTALLATIONINSTRUCTIONS PART N0 6263006 CONT n 1963 MODELS A SERIES P10 Item Qty Part No Description Remarks Require Items C E W AA AC AD AE AG AN AO AP A T AAY BA BB BH BX CI CJ Purchase new or transfer from replaced engine SERIES CK10 2O A Require Items C E W AE AG AM AP AX BH BP BQ A A BR BS BU CI CJ CW Purchase new or transfer T T A from replaced engine T n SERIES C30 l Require Items E W AA AC AD AE AG AM AP AX V A BH CI CJ T APurchase new or transfer i from replaced engine A l SERIES P20 30 Require Items E W AA AC AD AE AG AM AO AP I BA BB BH BX CE CI CJ Purchase new or transfer t I T from replaced engine i GENERAL INFORMATION T 1 When installing clutch housing transmission pilot bore alignment and face runout should be checked as specified in the Chevrolet Shop Manual Also transfer inspection cover housing underpan underpan extension clutch fork boot and attaching parts from replaced engine A 2 Models with optional equipment require transfer or replacement of engine parts special to such options 3 If any part number listed above is not shown in the master parts catalog checklhistory section for re 4 placing part number A t A 4 The intake manifold of this engine is equipped with an additional vacuum fitting for the crankcase venti lation system If desired this vacuum can be used on past models by removing the dust seal and V installing connector Part No 3859374 transferring the hose and clamp from the outboard fitting to the connector A A I IMPORTANT If the above source of vacuum is not used plug the opening with 3 8 cup plug Part No 838323 If converting to use the added source of vacuum plug previously used opening with pipe T plug Part No 445673 If above is used on vehicles equipped with vacuum power brakes seal previously used source of ventilator vacuum by pinching and soldering tube to prevent leakage 5 This cylinder block assembly has a composite cylinder and case with two 2 machined oil level gauge bosses A special pin is included with this assembly for the purpose of plugging the oil level gauge tube hole not applicable to the installation T6 When using on models equipped with Powerglide transmission it is necessary to remove the clutch pilot bushing from the crankshaft T GM PARTS DIVISION GENERAI MOTORS CORPORATION CHEVROLET 72TL 1 V 54