Part Description: 1974-1977 Mercury 5284A4 Cylinder Block Engine Flywheel 7.5-9.8 HP Part Name: Cylinder Block Assembly w/ Flywheel Part Number(s): 5284A4, 245-5276 Model(s): 1974-1977 Mercury Condition Description: Used, in Very Good condition. Compression Check- 133/127 Retail Price: Obsolete Part Details: Cylinder Block Engine Powerhead Flywheel. Spark plugs threads look good - looking in the bore with flashlight looks to be good - no signs of overheating - good, clean long block - this is a 2 cylinder motor This should fit: 1974-1977 Mercury 7.5-9.8 HP 1974 1110204 CYLINDER BLOCK AND CRANKCASE ASSEMBLY 1975 1110205 CYLINDER BLOCK AND CRANKCASE ASSEMBLY 1976 1110206 CYLINDER BLOCK AND CRANKCASE ASSEMBLY 1977 1110207 CYLINDER BLOCK AND CRANKCASE ASSEMBLY 1974 1110224 CYLINDER BLOCK AND CRANKCASE ASSEMBLY 1975 1110225 CYLINDER BLOCK AND CRANKCASE ASSEMBLY 1976 1110226 CYLINDER BLOCK AND CRANKCASE ASSEMBLY 1977 1110227 CYLINDER BLOCK AND CRANKCASE ASSEMBLY 1976 1110506 CYLINDER BLOCK AND CRANKCASE ASSEMBLY 1977 1110507 CYLINDER BLOCK AND CRANKCASE ASSEMBLY 1976 1110526 CYLINDER BLOCK AND CRANKCASE ASSEMBLY 1977 1110527 CYLINDER BLOCK AND CRANKCASE ASSEMBLY 1974 1075204 CYLINDER BLOCK AND CRANKCASE ASSEMBLY 1975 1075205 CYLINDER BLOCK AND CRANKCASE ASSEMBLY 1976 1075206 CYLINDER BLOCK AND CRANKCASE ASSEMBLY 1977 1075207 CYLINDER BLOCK AND CRANKCASE ASSEMBLY 1974 1075224 CYLINDER BLOCK AND CRANKCASE ASSEMBLY 1975 1075225 CYLINDER BLOCK AND CRANKCASE ASSEMBLY 1976 1075226 CYLINDER BLOCK AND CRANKCASE ASSEMBLY 1977 1075227 CYLINDER BLOCK AND CRANKCASE ASSEMBLY 1976 1075506 CYLINDER BLOCK AND CRANKCASE ASSEMBLY 1977 1075507 CYLINDER BLOCK AND CRANKCASE ASSEMBLY 1976 1075526 CYLINDER BLOCK AND CRANKCASE ASSEMBLY 1977 1075527 CYLINDER BLOCK AND CRANKCASE ASSEMBLY Our Mission: Our goal is to continue providing outstanding customer service with every order and to get you back on the water fast. Every effort is made to inspect and test every used part and provide an accurate description so that you can buy with confidence. We would be happy to try and answer all questions regarding any of our products. Please check out our online SpeedProMarine store for more performance, obsolete, and hard to find motor boat products. Customer Satisfaction: We are highly committed to ensuring you receive the highest satisfaction with every purchase and hope to earn positive feedback from all of our customers. However, if you have any problems, questions, or concerns about the merchandise you purchased, please contact us. Taxes: MS residents will be charged 7% sales tax. Shipping: We normally ship the day after your payment is received and cleared. If you purchase multiple items, then please allow us to send an invoice to send you a little on shipping. Unless otherwise stated, products will be shipped via FedEx or USPS. Contact seller for any items being shipped anywhere other than the lower 48 states for a shipping price quote. Additional shipping charges will apply to all places outside of the lower 48. Arrangements can be made to pick up oversized items locally. Returns: Returns are allowed only if the item is defective or if we made a mistake in the listing. Returns are allowed for 30 days only. Buyer is responsible for all return shipping costs and for ensuring proper packaging. Buyer must contact us via email before returning any item and obtain an RMA (Return Merchandise Authorization) number. Buyer is responsible for doing his own research to ensure purchase of the correct part. Returns are not allowed due to purchase of incorrect part or change of mind. All returns are subject to a 15% restocking fee unless the item was defective or we made a mistake in the listing. All returned parts found to be tampered with/modified/damaged or incomplete will not be refunded. Payments: Payment is expected within 7 days of purchase. After that, the item will be relisted for sale.