1 0 GM/Chev (HD) 427 Engine for a 1978 GMC C6500 Contact for price 427 GM CARB ENGINE HAS BAD KNOCK //////CORE ONLY//////// NOTES, Serial#: 427 CARB, Horse Power: 230, Casting#: 427 CARB ConditionUsedHorse Power230 HPFits To Make(s)GMCFits To Model(s)C6500Will Fit Year(s)1978Stock Number53121-9 MLS Number10826174CategoryEngines Last Updated5/11/2023 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info